21461510

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{6257}}^1$

素因数の和:6285

約数の個数: 32

約数和(自身を含む): 45057600

約数和(自身を除く): 23596090

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 6257, 12514, 31285, 43799, 62570, 87598, 218995, 306593, 437990, 613186, 1532965, 2146151, 3065930, 4292302, 10730755, 21461510]

約数ペア:

[(1, 21461510), (2, 10730755), (5, 4292302), (7, 3065930), (10, 2146151), (14, 1532965), (35, 613186), (49, 437990), (70, 306593), (98, 218995), (245, 87598), (343, 62570), (490, 43799), (686, 31285), (1715, 12514), (3430, 6257)]