21916232

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{587}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 44452800

約数和(自身を除く): 22536568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 359, 587, 718, 1174, 1436, 2348, 2872, 4667, 4696, 7631, 9334, 15262, 18668, 30524, 37336, 61048, 210733, 421466, 842932, 1685864, 2739529, 5479058, 10958116, 21916232]

約数ペア:

[(1, 21916232), (2, 10958116), (4, 5479058), (8, 2739529), (13, 1685864), (26, 842932), (52, 421466), (104, 210733), (359, 61048), (587, 37336), (718, 30524), (1174, 18668), (1436, 15262), (2348, 9334), (2872, 7631), (4667, 4696)]