21315696

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{15313}}^1$

素因数の和:15353

約数の個数: 40

約数和(自身を含む): 56968080

約数和(自身を除く): 35652384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 15313, 30626, 45939, 61252, 91878, 122504, 183756, 245008, 367512, 444077, 735024, 888154, 1332231, 1776308, 2664462, 3552616, 5328924, 7105232, 10657848, 21315696]

約数ペア:

[(1, 21315696), (2, 10657848), (3, 7105232), (4, 5328924), (6, 3552616), (8, 2664462), (12, 1776308), (16, 1332231), (24, 888154), (29, 735024), (48, 444077), (58, 367512), (87, 245008), (116, 183756), (174, 122504), (232, 91878), (348, 61252), (464, 45939), (696, 30626), (1392, 15313)]