21836100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 74370240

約数和(自身を除く): 52534140

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 39, 44, 50, 52, 55, 60, 65, 66, 75, 78, 100, 110, 130, 132, 143, 150, 156, 165, 195, 220, 260, 275, 286, 300, 325, 330, 390, 429, 509, 550, 572, 650, 660, 715, 780, 825, 858, 975, 1018, 1100, 1300, 1430, 1527, 1650, 1716, 1950, 2036, 2145, 2545, 2860, 3054, 3300, 3575, 3900, 4290, 5090, 5599, 6108, 6617, 7150, 7635, 8580, 10180, 10725, 11198, 12725, 13234, 14300, 15270, 16797, 19851, 21450, 22396, 25450, 26468, 27995, 30540, 33085, 33594, 38175, 39702, 42900, 50900, 55990, 66170, 67188, 72787, 76350, 79404, 83985, 99255, 111980, 132340, 139975, 145574, 152700, 165425, 167970, 198510, 218361, 279950, 291148, 330850, 335940, 363935, 397020, 419925, 436722, 496275, 559900, 661700, 727870, 839850, 873444, 992550, 1091805, 1455740, 1679700, 1819675, 1985100, 2183610, 3639350, 4367220, 5459025, 7278700, 10918050, 21836100]

約数ペア:

[(1, 21836100), (2, 10918050), (3, 7278700), (4, 5459025), (5, 4367220), (6, 3639350), (10, 2183610), (11, 1985100), (12, 1819675), (13, 1679700), (15, 1455740), (20, 1091805), (22, 992550), (25, 873444), (26, 839850), (30, 727870), (33, 661700), (39, 559900), (44, 496275), (50, 436722), (52, 419925), (55, 397020), (60, 363935), (65, 335940), (66, 330850), (75, 291148), (78, 279950), (100, 218361), (110, 198510), (130, 167970), (132, 165425), (143, 152700), (150, 145574), (156, 139975), (165, 132340), (195, 111980), (220, 99255), (260, 83985), (275, 79404), (286, 76350), (300, 72787), (325, 67188), (330, 66170), (390, 55990), (429, 50900), (509, 42900), (550, 39702), (572, 38175), (650, 33594), (660, 33085), (715, 30540), (780, 27995), (825, 26468), (858, 25450), (975, 22396), (1018, 21450), (1100, 19851), (1300, 16797), (1430, 15270), (1527, 14300), (1650, 13234), (1716, 12725), (1950, 11198), (2036, 10725), (2145, 10180), (2545, 8580), (2860, 7635), (3054, 7150), (3300, 6617), (3575, 6108), (3900, 5599), (4290, 5090)]