21199458890

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1453}}^1\times {\mathrm{8951}}^1$

素因数の和:10574

約数の個数: 32

約数和(自身を含む): 38423846016

約数和(自身を除く): 17224387126

約数列:

[1, 2, 5, 10, 163, 326, 815, 1453, 1630, 2906, 7265, 8951, 14530, 17902, 44755, 89510, 236839, 473678, 1184195, 1459013, 2368390, 2918026, 7295065, 13005803, 14590130, 26011606, 65029015, 130058030, 2119945889, 4239891778, 10599729445, 21199458890]

約数ペア:

[(1, 21199458890), (2, 10599729445), (5, 4239891778), (10, 2119945889), (163, 130058030), (326, 65029015), (815, 26011606), (1453, 14590130), (1630, 13005803), (2906, 7295065), (7265, 2918026), (8951, 2368390), (14530, 1459013), (17902, 1184195), (44755, 473678), (89510, 236839)]