21928568

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3221}}^1$

素因数の和:3287

約数の個数: 32

約数和(自身を含む): 44076960

約数和(自身を除く): 22148392

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 148, 184, 296, 851, 1702, 3221, 3404, 6442, 6808, 12884, 25768, 74083, 119177, 148166, 238354, 296332, 476708, 592664, 953416, 2741071, 5482142, 10964284, 21928568]

約数ペア:

[(1, 21928568), (2, 10964284), (4, 5482142), (8, 2741071), (23, 953416), (37, 592664), (46, 476708), (74, 296332), (92, 238354), (148, 148166), (184, 119177), (296, 74083), (851, 25768), (1702, 12884), (3221, 6808), (3404, 6442)]