21143096

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{773}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 42910560

約数和(自身を除く): 21767464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 263, 526, 773, 1052, 1546, 2104, 3092, 3419, 6184, 6838, 10049, 13676, 20098, 27352, 40196, 80392, 203299, 406598, 813196, 1626392, 2642887, 5285774, 10571548, 21143096]

約数ペア:

[(1, 21143096), (2, 10571548), (4, 5285774), (8, 2642887), (13, 1626392), (26, 813196), (52, 406598), (104, 203299), (263, 80392), (526, 40196), (773, 27352), (1052, 20098), (1546, 13676), (2104, 10049), (3092, 6838), (3419, 6184)]