21453300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 162

約数和(自身を含む): 74288214

約数和(自身を除く): 52834914

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 121, 132, 150, 165, 180, 197, 198, 220, 225, 242, 275, 300, 330, 363, 394, 396, 450, 484, 495, 550, 591, 605, 660, 726, 788, 825, 900, 985, 990, 1089, 1100, 1182, 1210, 1452, 1650, 1773, 1815, 1970, 1980, 2167, 2178, 2364, 2420, 2475, 2955, 3025, 3300, 3546, 3630, 3940, 4334, 4356, 4925, 4950, 5445, 5910, 6050, 6501, 7092, 7260, 8668, 8865, 9075, 9850, 9900, 10835, 10890, 11820, 12100, 13002, 14775, 17730, 18150, 19503, 19700, 21670, 21780, 23837, 26004, 27225, 29550, 32505, 35460, 36300, 39006, 43340, 44325, 47674, 54175, 54450, 59100, 65010, 71511, 78012, 88650, 95348, 97515, 108350, 108900, 119185, 130020, 143022, 162525, 177300, 195030, 214533, 216700, 238370, 286044, 325050, 357555, 390060, 429066, 476740, 487575, 595925, 650100, 715110, 858132, 975150, 1072665, 1191850, 1430220, 1787775, 1950300, 2145330, 2383700, 3575550, 4290660, 5363325, 7151100, 10726650, 21453300]

約数ペア:

[(1, 21453300), (2, 10726650), (3, 7151100), (4, 5363325), (5, 4290660), (6, 3575550), (9, 2383700), (10, 2145330), (11, 1950300), (12, 1787775), (15, 1430220), (18, 1191850), (20, 1072665), (22, 975150), (25, 858132), (30, 715110), (33, 650100), (36, 595925), (44, 487575), (45, 476740), (50, 429066), (55, 390060), (60, 357555), (66, 325050), (75, 286044), (90, 238370), (99, 216700), (100, 214533), (110, 195030), (121, 177300), (132, 162525), (150, 143022), (165, 130020), (180, 119185), (197, 108900), (198, 108350), (220, 97515), (225, 95348), (242, 88650), (275, 78012), (300, 71511), (330, 65010), (363, 59100), (394, 54450), (396, 54175), (450, 47674), (484, 44325), (495, 43340), (550, 39006), (591, 36300), (605, 35460), (660, 32505), (726, 29550), (788, 27225), (825, 26004), (900, 23837), (985, 21780), (990, 21670), (1089, 19700), (1100, 19503), (1182, 18150), (1210, 17730), (1452, 14775), (1650, 13002), (1773, 12100), (1815, 11820), (1970, 10890), (1980, 10835), (2167, 9900), (2178, 9850), (2364, 9075), (2420, 8865), (2475, 8668), (2955, 7260), (3025, 7092), (3300, 6501), (3546, 6050), (3630, 5910), (3940, 5445), (4334, 4950), (4356, 4925)]