21666768

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{14561}}^1$

素因数の和:14603

約数の個数: 40

約数和(自身を含む): 57782016

約数和(自身を除く): 36115248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 14561, 29122, 43683, 58244, 87366, 116488, 174732, 232976, 349464, 451391, 698928, 902782, 1354173, 1805564, 2708346, 3611128, 5416692, 7222256, 10833384, 21666768]

約数ペア:

[(1, 21666768), (2, 10833384), (3, 7222256), (4, 5416692), (6, 3611128), (8, 2708346), (12, 1805564), (16, 1354173), (24, 902782), (31, 698928), (48, 451391), (62, 349464), (93, 232976), (124, 174732), (186, 116488), (248, 87366), (372, 58244), (496, 43683), (744, 29122), (1488, 14561)]