21037564804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{11239}}^1\times {\mathrm{27527}}^1$

素因数の和:38787

約数の個数: 24

約数和(自身を含む): 38986254720

約数和(自身を除く): 17948689916

約数列:

[1, 2, 4, 17, 34, 68, 11239, 22478, 27527, 44956, 55054, 110108, 191063, 382126, 467959, 764252, 935918, 1871836, 309375953, 618751906, 1237503812, 5259391201, 10518782402, 21037564804]

約数ペア:

[(1, 21037564804), (2, 10518782402), (4, 5259391201), (17, 1237503812), (34, 618751906), (68, 309375953), (11239, 1871836), (22478, 935918), (27527, 764252), (44956, 467959), (55054, 382126), (110108, 191063)]