21008248

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{947}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 40953600

約数和(自身を除く): 19945352

約数列:

[1, 2, 4, 8, 47, 59, 94, 118, 188, 236, 376, 472, 947, 1894, 2773, 3788, 5546, 7576, 11092, 22184, 44509, 55873, 89018, 111746, 178036, 223492, 356072, 446984, 2626031, 5252062, 10504124, 21008248]

約数ペア:

[(1, 21008248), (2, 10504124), (4, 5252062), (8, 2626031), (47, 446984), (59, 356072), (94, 223492), (118, 178036), (188, 111746), (236, 89018), (376, 55873), (472, 44509), (947, 22184), (1894, 11092), (2773, 7576), (3788, 5546)]