21552104

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 49939200

約数和(自身を除く): 28387096

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 29, 46, 56, 58, 92, 116, 161, 184, 203, 232, 322, 406, 577, 644, 667, 812, 1154, 1288, 1334, 1624, 2308, 2668, 4039, 4616, 4669, 5336, 8078, 9338, 13271, 16156, 16733, 18676, 26542, 32312, 33466, 37352, 53084, 66932, 92897, 106168, 117131, 133864, 185794, 234262, 371588, 384859, 468524, 743176, 769718, 937048, 1539436, 2694013, 3078872, 5388026, 10776052, 21552104]

約数ペア:

[(1, 21552104), (2, 10776052), (4, 5388026), (7, 3078872), (8, 2694013), (14, 1539436), (23, 937048), (28, 769718), (29, 743176), (46, 468524), (56, 384859), (58, 371588), (92, 234262), (116, 185794), (161, 133864), (184, 117131), (203, 106168), (232, 92897), (322, 66932), (406, 53084), (577, 37352), (644, 33466), (667, 32312), (812, 26542), (1154, 18676), (1288, 16733), (1334, 16156), (1624, 13271), (2308, 9338), (2668, 8078), (4039, 5336), (4616, 4669)]