21188616

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{13177}}^1$

素因数の和:13253

約数の個数: 32

約数和(自身を含む): 53766240

約数和(自身を除く): 32577624

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 13177, 26354, 39531, 52708, 79062, 105416, 158124, 316248, 882859, 1765718, 2648577, 3531436, 5297154, 7062872, 10594308, 21188616]

約数ペア:

[(1, 21188616), (2, 10594308), (3, 7062872), (4, 5297154), (6, 3531436), (8, 2648577), (12, 1765718), (24, 882859), (67, 316248), (134, 158124), (201, 105416), (268, 79062), (402, 52708), (536, 39531), (804, 26354), (1608, 13177)]