21674276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6833}}^1$

素因数の和:6911

約数の個数: 24

約数和(自身を含む): 41523384

約数和(自身を除く): 19849108

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 6833, 13666, 27332, 88829, 177658, 355316, 416813, 833626, 1667252, 5418569, 10837138, 21674276]

約数ペア:

[(1, 21674276), (2, 10837138), (4, 5418569), (13, 1667252), (26, 833626), (52, 416813), (61, 355316), (122, 177658), (244, 88829), (793, 27332), (1586, 13666), (3172, 6833)]