21710726

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{1453}}^1$

素因数の和:1727

約数の個数: 16

約数和(自身を含む): 33779328

約数和(自身を除く): 12068602

約数列:

[1, 2, 31, 62, 241, 482, 1453, 2906, 7471, 14942, 45043, 90086, 350173, 700346, 10855363, 21710726]

約数ペア:

[(1, 21710726), (2, 10855363), (31, 700346), (62, 350173), (241, 90086), (482, 45043), (1453, 14942), (2906, 7471)]