21486148

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{503}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 38525760

約数和(自身を除く): 17039612

約数列:

[1, 2, 4, 59, 118, 181, 236, 362, 503, 724, 1006, 2012, 10679, 21358, 29677, 42716, 59354, 91043, 118708, 182086, 364172, 5371537, 10743074, 21486148]

約数ペア:

[(1, 21486148), (2, 10743074), (4, 5371537), (59, 364172), (118, 182086), (181, 118708), (236, 91043), (362, 59354), (503, 42716), (724, 29677), (1006, 21358), (2012, 10679)]