21580092

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 57412992

約数和(自身を除く): 35832900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 61, 62, 93, 122, 124, 183, 186, 244, 279, 317, 366, 372, 549, 558, 634, 732, 951, 1098, 1116, 1268, 1891, 1902, 2196, 2853, 3782, 3804, 5673, 5706, 7564, 9827, 11346, 11412, 17019, 19337, 19654, 22692, 29481, 34038, 38674, 39308, 58011, 58962, 68076, 77348, 88443, 116022, 117924, 174033, 176886, 232044, 348066, 353772, 599447, 696132, 1198894, 1798341, 2397788, 3596682, 5395023, 7193364, 10790046, 21580092]

約数ペア:

[(1, 21580092), (2, 10790046), (3, 7193364), (4, 5395023), (6, 3596682), (9, 2397788), (12, 1798341), (18, 1198894), (31, 696132), (36, 599447), (61, 353772), (62, 348066), (93, 232044), (122, 176886), (124, 174033), (183, 117924), (186, 116022), (244, 88443), (279, 77348), (317, 68076), (366, 58962), (372, 58011), (549, 39308), (558, 38674), (634, 34038), (732, 29481), (951, 22692), (1098, 19654), (1116, 19337), (1268, 17019), (1891, 11412), (1902, 11346), (2196, 9827), (2853, 7564), (3782, 5706), (3804, 5673)]