21614140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 48492864

約数和(自身を除く): 26878724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 151, 170, 302, 340, 421, 604, 755, 842, 1510, 1684, 2105, 2567, 3020, 4210, 5134, 7157, 8420, 10268, 12835, 14314, 25670, 28628, 35785, 51340, 63571, 71570, 127142, 143140, 254284, 317855, 635710, 1080707, 1271420, 2161414, 4322828, 5403535, 10807070, 21614140]

約数ペア:

[(1, 21614140), (2, 10807070), (4, 5403535), (5, 4322828), (10, 2161414), (17, 1271420), (20, 1080707), (34, 635710), (68, 317855), (85, 254284), (151, 143140), (170, 127142), (302, 71570), (340, 63571), (421, 51340), (604, 35785), (755, 28628), (842, 25670), (1510, 14314), (1684, 12835), (2105, 10268), (2567, 8420), (3020, 7157), (4210, 5134)]