21101472356

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{327317}}^1$

素因数の和:327619

約数の個数: 24

約数和(自身を含む): 37612766016

約数和(自身を除く): 16511293660

約数列:

[1, 2, 4, 71, 142, 227, 284, 454, 908, 16117, 32234, 64468, 327317, 654634, 1309268, 23239507, 46479014, 74300959, 92958028, 148601918, 297203836, 5275368089, 10550736178, 21101472356]

約数ペア:

[(1, 21101472356), (2, 10550736178), (4, 5275368089), (71, 297203836), (142, 148601918), (227, 92958028), (284, 74300959), (454, 46479014), (908, 23239507), (16117, 1309268), (32234, 654634), (64468, 327317)]