21229308

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:827

約数の個数: 72

約数和(自身を含む): 57941520

約数和(自身を除く): 36712212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 41, 57, 76, 82, 114, 123, 164, 171, 228, 246, 342, 369, 492, 684, 738, 757, 779, 1476, 1514, 1558, 2271, 2337, 3028, 3116, 4542, 4674, 6813, 7011, 9084, 9348, 13626, 14022, 14383, 27252, 28044, 28766, 31037, 43149, 57532, 62074, 86298, 93111, 124148, 129447, 172596, 186222, 258894, 279333, 372444, 517788, 558666, 589703, 1117332, 1179406, 1769109, 2358812, 3538218, 5307327, 7076436, 10614654, 21229308]

約数ペア:

[(1, 21229308), (2, 10614654), (3, 7076436), (4, 5307327), (6, 3538218), (9, 2358812), (12, 1769109), (18, 1179406), (19, 1117332), (36, 589703), (38, 558666), (41, 517788), (57, 372444), (76, 279333), (82, 258894), (114, 186222), (123, 172596), (164, 129447), (171, 124148), (228, 93111), (246, 86298), (342, 62074), (369, 57532), (492, 43149), (684, 31037), (738, 28766), (757, 28044), (779, 27252), (1476, 14383), (1514, 14022), (1558, 13626), (2271, 9348), (2337, 9084), (3028, 7011), (3116, 6813), (4542, 4674)]