21121044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8111}}^1$

素因数の和:8156

約数の個数: 48

約数和(自身を含む): 58146816

約数和(自身を除く): 37025772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8111, 16222, 24333, 32444, 48666, 56777, 97332, 113554, 170331, 227108, 251441, 340662, 502882, 681324, 754323, 1005764, 1508646, 1760087, 3017292, 3520174, 5280261, 7040348, 10560522, 21121044]

約数ペア:

[(1, 21121044), (2, 10560522), (3, 7040348), (4, 5280261), (6, 3520174), (7, 3017292), (12, 1760087), (14, 1508646), (21, 1005764), (28, 754323), (31, 681324), (42, 502882), (62, 340662), (84, 251441), (93, 227108), (124, 170331), (186, 113554), (217, 97332), (372, 56777), (434, 48666), (651, 32444), (868, 24333), (1302, 16222), (2604, 8111)]