21492900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:211

約数の個数: 216

約数和(自身を含む): 79619904

約数和(自身を除く): 58127004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 25, 26, 30, 33, 36, 39, 44, 45, 50, 52, 55, 60, 65, 66, 75, 78, 90, 99, 100, 110, 117, 130, 132, 143, 150, 156, 165, 167, 180, 195, 198, 220, 225, 234, 260, 275, 286, 300, 325, 330, 334, 390, 396, 429, 450, 468, 495, 501, 550, 572, 585, 650, 660, 668, 715, 780, 825, 835, 858, 900, 975, 990, 1002, 1100, 1170, 1287, 1300, 1430, 1503, 1650, 1670, 1716, 1837, 1950, 1980, 2004, 2145, 2171, 2340, 2475, 2505, 2574, 2860, 2925, 3006, 3300, 3340, 3575, 3674, 3900, 4175, 4290, 4342, 4950, 5010, 5148, 5511, 5850, 6012, 6435, 6513, 7150, 7348, 7515, 8350, 8580, 8684, 9185, 9900, 10020, 10725, 10855, 11022, 11700, 12525, 12870, 13026, 14300, 15030, 16533, 16700, 18370, 19539, 21450, 21710, 22044, 23881, 25050, 25740, 26052, 27555, 30060, 32175, 32565, 33066, 36740, 37575, 39078, 42900, 43420, 45925, 47762, 50100, 54275, 55110, 64350, 65130, 66132, 71643, 75150, 78156, 82665, 91850, 95524, 97695, 108550, 110220, 119405, 128700, 130260, 137775, 143286, 150300, 162825, 165330, 183700, 195390, 214929, 217100, 238810, 275550, 286572, 325650, 330660, 358215, 390780, 413325, 429858, 477620, 488475, 551100, 597025, 651300, 716430, 826650, 859716, 976950, 1074645, 1194050, 1432860, 1653300, 1791075, 1953900, 2149290, 2388100, 3582150, 4298580, 5373225, 7164300, 10746450, 21492900]

約数ペア:

[(1, 21492900), (2, 10746450), (3, 7164300), (4, 5373225), (5, 4298580), (6, 3582150), (9, 2388100), (10, 2149290), (11, 1953900), (12, 1791075), (13, 1653300), (15, 1432860), (18, 1194050), (20, 1074645), (22, 976950), (25, 859716), (26, 826650), (30, 716430), (33, 651300), (36, 597025), (39, 551100), (44, 488475), (45, 477620), (50, 429858), (52, 413325), (55, 390780), (60, 358215), (65, 330660), (66, 325650), (75, 286572), (78, 275550), (90, 238810), (99, 217100), (100, 214929), (110, 195390), (117, 183700), (130, 165330), (132, 162825), (143, 150300), (150, 143286), (156, 137775), (165, 130260), (167, 128700), (180, 119405), (195, 110220), (198, 108550), (220, 97695), (225, 95524), (234, 91850), (260, 82665), (275, 78156), (286, 75150), (300, 71643), (325, 66132), (330, 65130), (334, 64350), (390, 55110), (396, 54275), (429, 50100), (450, 47762), (468, 45925), (495, 43420), (501, 42900), (550, 39078), (572, 37575), (585, 36740), (650, 33066), (660, 32565), (668, 32175), (715, 30060), (780, 27555), (825, 26052), (835, 25740), (858, 25050), (900, 23881), (975, 22044), (990, 21710), (1002, 21450), (1100, 19539), (1170, 18370), (1287, 16700), (1300, 16533), (1430, 15030), (1503, 14300), (1650, 13026), (1670, 12870), (1716, 12525), (1837, 11700), (1950, 11022), (1980, 10855), (2004, 10725), (2145, 10020), (2171, 9900), (2340, 9185), (2475, 8684), (2505, 8580), (2574, 8350), (2860, 7515), (2925, 7348), (3006, 7150), (3300, 6513), (3340, 6435), (3575, 6012), (3674, 5850), (3900, 5511), (4175, 5148), (4290, 5010), (4342, 4950)]