21650350

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{25471}}^1$

素因数の和:25500

約数の個数: 24

約数和(自身を含む): 42640128

約数和(自身を除く): 20989778

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 25471, 50942, 127355, 254710, 433007, 636775, 866014, 1273550, 2165035, 4330070, 10825175, 21650350]

約数ペア:

[(1, 21650350), (2, 10825175), (5, 4330070), (10, 2165035), (17, 1273550), (25, 866014), (34, 636775), (50, 433007), (85, 254710), (170, 127355), (425, 50942), (850, 25471)]