21106124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1163}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 39925200

約数和(自身を除く): 18819076

約数列:

[1, 2, 4, 13, 26, 52, 349, 698, 1163, 1396, 2326, 4537, 4652, 9074, 15119, 18148, 30238, 60476, 405887, 811774, 1623548, 5276531, 10553062, 21106124]

約数ペア:

[(1, 21106124), (2, 10553062), (4, 5276531), (13, 1623548), (26, 811774), (52, 405887), (349, 60476), (698, 30238), (1163, 18148), (1396, 15119), (2326, 9074), (4537, 4652)]