21501168

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34457}}^1$

素因数の和:34481

約数の個数: 40

約数和(自身を含む): 59819088

約数和(自身を除く): 38317920

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34457, 68914, 103371, 137828, 206742, 275656, 413484, 447941, 551312, 826968, 895882, 1343823, 1653936, 1791764, 2687646, 3583528, 5375292, 7167056, 10750584, 21501168]

約数ペア:

[(1, 21501168), (2, 10750584), (3, 7167056), (4, 5375292), (6, 3583528), (8, 2687646), (12, 1791764), (13, 1653936), (16, 1343823), (24, 895882), (26, 826968), (39, 551312), (48, 447941), (52, 413484), (78, 275656), (104, 206742), (156, 137828), (208, 103371), (312, 68914), (624, 34457)]