21753064

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2711}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 43934400

約数和(自身を除く): 22181336

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 118, 136, 236, 472, 1003, 2006, 2711, 4012, 5422, 8024, 10844, 21688, 46087, 92174, 159949, 184348, 319898, 368696, 639796, 1279592, 2719133, 5438266, 10876532, 21753064]

約数ペア:

[(1, 21753064), (2, 10876532), (4, 5438266), (8, 2719133), (17, 1279592), (34, 639796), (59, 368696), (68, 319898), (118, 184348), (136, 159949), (236, 92174), (472, 46087), (1003, 21688), (2006, 10844), (2711, 8024), (4012, 5422)]