21662552

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{773}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 42353280

約数和(自身を除く): 20690728

約数列:

[1, 2, 4, 8, 31, 62, 113, 124, 226, 248, 452, 773, 904, 1546, 3092, 3503, 6184, 7006, 14012, 23963, 28024, 47926, 87349, 95852, 174698, 191704, 349396, 698792, 2707819, 5415638, 10831276, 21662552]

約数ペア:

[(1, 21662552), (2, 10831276), (4, 5415638), (8, 2707819), (31, 698792), (62, 349396), (113, 191704), (124, 174698), (226, 95852), (248, 87349), (452, 47926), (773, 28024), (904, 23963), (1546, 14012), (3092, 7006), (3503, 6184)]