21493632

素因数分解:

$2^7\times 3^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 36083328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 223, 251, 384, 446, 502, 669, 753, 892, 1004, 1338, 1506, 1784, 2008, 2676, 3012, 3568, 4016, 5352, 6024, 7136, 8032, 10704, 12048, 14272, 16064, 21408, 24096, 28544, 32128, 42816, 48192, 55973, 85632, 96384, 111946, 167919, 223892, 335838, 447784, 671676, 895568, 1343352, 1791136, 2686704, 3582272, 5373408, 7164544, 10746816, 21493632]

約数ペア:

[(1, 21493632), (2, 10746816), (3, 7164544), (4, 5373408), (6, 3582272), (8, 2686704), (12, 1791136), (16, 1343352), (24, 895568), (32, 671676), (48, 447784), (64, 335838), (96, 223892), (128, 167919), (192, 111946), (223, 96384), (251, 85632), (384, 55973), (446, 48192), (502, 42816), (669, 32128), (753, 28544), (892, 24096), (1004, 21408), (1338, 16064), (1506, 14272), (1784, 12048), (2008, 10704), (2676, 8032), (3012, 7136), (3568, 6024), (4016, 5352)]