21006765900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{277}}^1\times {\mathrm{84263}}^1$

素因数の和:84560

約数の個数: 108

約数和(自身を含む): 66083030832

約数和(自身を除く): 45076264932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 277, 300, 450, 554, 831, 900, 1108, 1385, 1662, 2493, 2770, 3324, 4155, 4986, 5540, 6925, 8310, 9972, 12465, 13850, 16620, 20775, 24930, 27700, 41550, 49860, 62325, 83100, 84263, 124650, 168526, 249300, 252789, 337052, 421315, 505578, 758367, 842630, 1011156, 1263945, 1516734, 1685260, 2106575, 2527890, 3033468, 3791835, 4213150, 5055780, 6319725, 7583670, 8426300, 12639450, 15167340, 18959175, 23340851, 25278900, 37918350, 46681702, 70022553, 75836700, 93363404, 116704255, 140045106, 210067659, 233408510, 280090212, 350112765, 420135318, 466817020, 583521275, 700225530, 840270636, 1050338295, 1167042550, 1400451060, 1750563825, 2100676590, 2334085100, 3501127650, 4201353180, 5251691475, 7002255300, 10503382950, 21006765900]

約数ペア:

[(1, 21006765900), (2, 10503382950), (3, 7002255300), (4, 5251691475), (5, 4201353180), (6, 3501127650), (9, 2334085100), (10, 2100676590), (12, 1750563825), (15, 1400451060), (18, 1167042550), (20, 1050338295), (25, 840270636), (30, 700225530), (36, 583521275), (45, 466817020), (50, 420135318), (60, 350112765), (75, 280090212), (90, 233408510), (100, 210067659), (150, 140045106), (180, 116704255), (225, 93363404), (277, 75836700), (300, 70022553), (450, 46681702), (554, 37918350), (831, 25278900), (900, 23340851), (1108, 18959175), (1385, 15167340), (1662, 12639450), (2493, 8426300), (2770, 7583670), (3324, 6319725), (4155, 5055780), (4986, 4213150), (5540, 3791835), (6925, 3033468), (8310, 2527890), (9972, 2106575), (12465, 1685260), (13850, 1516734), (16620, 1263945), (20775, 1011156), (24930, 842630), (27700, 758367), (41550, 505578), (49860, 421315), (62325, 337052), (83100, 252789), (84263, 249300), (124650, 168526)]