21009612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{134677}}^1$

素因数の和:134697

約数の個数: 24

約数和(自身を含む): 52793776

約数和(自身を除く): 31784164

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 134677, 269354, 404031, 538708, 808062, 1616124, 1750801, 3501602, 5252403, 7003204, 10504806, 21009612]

約数ペア:

[(1, 21009612), (2, 10504806), (3, 7003204), (4, 5252403), (6, 3501602), (12, 1750801), (13, 1616124), (26, 808062), (39, 538708), (52, 404031), (78, 269354), (156, 134677)]