21014745110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17581}}^1\times {\mathrm{5197}}^1$

素因数の和:22808

約数の個数: 32

約数和(自身を含む): 39481013952

約数和(自身を除く): 18466268842

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 5197, 10394, 17581, 25985, 35162, 51970, 87905, 119531, 175810, 239062, 404363, 597655, 808726, 1195310, 2021815, 4043630, 91368457, 182736914, 456842285, 913684570, 2101474511, 4202949022, 10507372555, 21014745110]

約数ペア:

[(1, 21014745110), (2, 10507372555), (5, 4202949022), (10, 2101474511), (23, 913684570), (46, 456842285), (115, 182736914), (230, 91368457), (5197, 4043630), (10394, 2021815), (17581, 1195310), (25985, 808726), (35162, 597655), (51970, 404363), (87905, 239062), (119531, 175810)]