21015717300

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2594533}}^1$

素因数の和:2594559

約数の個数: 90

約数和(自身を含む): 68124679238

約数和(自身を除く): 47108961938

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 2594533, 5189066, 7783599, 10378132, 12972665, 15567198, 23350797, 25945330, 31134396, 38917995, 46701594, 51890660, 64863325, 70052391, 77835990, 93403188, 116753985, 129726650, 140104782, 155671980, 194589975, 210157173, 233507970, 259453300, 280209564, 350261955, 389179950, 420314346, 467015940, 583769925, 700523910, 778359900, 840628692, 1050785865, 1167539850, 1401047820, 1751309775, 2101571730, 2335079700, 3502619550, 4203143460, 5253929325, 7005239100, 10507858650, 21015717300]

約数ペア:

[(1, 21015717300), (2, 10507858650), (3, 7005239100), (4, 5253929325), (5, 4203143460), (6, 3502619550), (9, 2335079700), (10, 2101571730), (12, 1751309775), (15, 1401047820), (18, 1167539850), (20, 1050785865), (25, 840628692), (27, 778359900), (30, 700523910), (36, 583769925), (45, 467015940), (50, 420314346), (54, 389179950), (60, 350261955), (75, 280209564), (81, 259453300), (90, 233507970), (100, 210157173), (108, 194589975), (135, 155671980), (150, 140104782), (162, 129726650), (180, 116753985), (225, 93403188), (270, 77835990), (300, 70052391), (324, 64863325), (405, 51890660), (450, 46701594), (540, 38917995), (675, 31134396), (810, 25945330), (900, 23350797), (1350, 15567198), (1620, 12972665), (2025, 10378132), (2700, 7783599), (4050, 5189066), (8100, 2594533)]