21742444

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 38984400

約数和(自身を除く): 17241956

約数列:

[1, 2, 4, 59, 118, 181, 236, 362, 509, 724, 1018, 2036, 10679, 21358, 30031, 42716, 60062, 92129, 120124, 184258, 368516, 5435611, 10871222, 21742444]

約数ペア:

[(1, 21742444), (2, 10871222), (4, 5435611), (59, 368516), (118, 184258), (181, 120124), (236, 92129), (362, 60062), (509, 42716), (724, 30031), (1018, 21358), (2036, 10679)]