21084564375

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{535481}}^1$

素因数の和:535514

約数の個数: 60

約数和(自身を含む): 43493989968

約数和(自身を除く): 22409425593

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 625, 875, 1125, 1575, 1875, 2625, 4375, 5625, 7875, 13125, 39375, 535481, 1606443, 2677405, 3748367, 4819329, 8032215, 11245101, 13387025, 18741835, 24096645, 33735303, 40161075, 56225505, 66935125, 93709175, 120483225, 168676515, 200805375, 281127525, 334675625, 468545875, 602416125, 843382575, 1004026875, 1405637625, 2342729375, 3012080625, 4216912875, 7028188125, 21084564375]

約数ペア:

[(1, 21084564375), (3, 7028188125), (5, 4216912875), (7, 3012080625), (9, 2342729375), (15, 1405637625), (21, 1004026875), (25, 843382575), (35, 602416125), (45, 468545875), (63, 334675625), (75, 281127525), (105, 200805375), (125, 168676515), (175, 120483225), (225, 93709175), (315, 66935125), (375, 56225505), (525, 40161075), (625, 33735303), (875, 24096645), (1125, 18741835), (1575, 13387025), (1875, 11245101), (2625, 8032215), (4375, 4819329), (5625, 3748367), (7875, 2677405), (13125, 1606443), (39375, 535481)]