21174111505

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1\times {\mathrm{3359}}^1$

素因数の和:4069

約数の個数: 32

約数和(自身を含む): 26671841280

約数和(自身を除く): 5497729775

約数列:

[1, 5, 31, 67, 155, 335, 607, 2077, 3035, 3359, 10385, 16795, 18817, 40669, 94085, 104129, 203345, 225053, 520645, 1125265, 1260739, 2038913, 6303695, 6976643, 10194565, 34883215, 63206303, 136607171, 316031515, 683035855, 4234822301, 21174111505]

約数ペア:

[(1, 21174111505), (5, 4234822301), (31, 683035855), (67, 316031515), (155, 136607171), (335, 63206303), (607, 34883215), (2077, 10194565), (3035, 6976643), (3359, 6303695), (10385, 2038913), (16795, 1260739), (18817, 1125265), (40669, 520645), (94085, 225053), (104129, 203345)]