21174392

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 40834800

約数和(自身を除く): 19660408

約数列:

[1, 2, 4, 8, 59, 113, 118, 226, 236, 397, 452, 472, 794, 904, 1588, 3176, 6667, 13334, 23423, 26668, 44861, 46846, 53336, 89722, 93692, 179444, 187384, 358888, 2646799, 5293598, 10587196, 21174392]

約数ペア:

[(1, 21174392), (2, 10587196), (4, 5293598), (8, 2646799), (59, 358888), (113, 187384), (118, 179444), (226, 93692), (236, 89722), (397, 53336), (452, 46846), (472, 44861), (794, 26668), (904, 23423), (1588, 13334), (3176, 6667)]