21032792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4051}}^1$

素因数の和:4127

約数の個数: 32

約数和(自身を含む): 43761600

約数和(自身を除く): 22728808

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 4051, 5192, 8102, 16204, 32408, 44561, 89122, 178244, 239009, 356488, 478018, 956036, 1912072, 2629099, 5258198, 10516396, 21032792]

約数ペア:

[(1, 21032792), (2, 10516396), (4, 5258198), (8, 2629099), (11, 1912072), (22, 956036), (44, 478018), (59, 356488), (88, 239009), (118, 178244), (236, 89122), (472, 44561), (649, 32408), (1298, 16204), (2596, 8102), (4051, 5192)]