21088896090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{278843}}^1$

素因数の和:281374

約数の個数: 32

約数和(自身を含む): 50633608896

約数和(自身を除く): 29544712806

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2521, 5042, 7563, 12605, 15126, 25210, 37815, 75630, 278843, 557686, 836529, 1394215, 1673058, 2788430, 4182645, 8365290, 702963203, 1405926406, 2108889609, 3514816015, 4217779218, 7029632030, 10544448045, 21088896090]

約数ペア:

[(1, 21088896090), (2, 10544448045), (3, 7029632030), (5, 4217779218), (6, 3514816015), (10, 2108889609), (15, 1405926406), (30, 702963203), (2521, 8365290), (5042, 4182645), (7563, 2788430), (12605, 1673058), (15126, 1394215), (25210, 836529), (37815, 557686), (75630, 278843)]