21798396

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{3541}}^1$

素因数の和:3576

約数の個数: 60

約数和(自身を含む): 60001480

約数和(自身を除く): 38203084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 3541, 6156, 7082, 10623, 14164, 21246, 31869, 42492, 63738, 67279, 95607, 127476, 134558, 191214, 201837, 269116, 286821, 382428, 403674, 573642, 605511, 807348, 1147284, 1211022, 1816533, 2422044, 3633066, 5449599, 7266132, 10899198, 21798396]

約数ペア:

[(1, 21798396), (2, 10899198), (3, 7266132), (4, 5449599), (6, 3633066), (9, 2422044), (12, 1816533), (18, 1211022), (19, 1147284), (27, 807348), (36, 605511), (38, 573642), (54, 403674), (57, 382428), (76, 286821), (81, 269116), (108, 201837), (114, 191214), (162, 134558), (171, 127476), (228, 95607), (324, 67279), (342, 63738), (513, 42492), (684, 31869), (1026, 21246), (1539, 14164), (2052, 10623), (3078, 7082), (3541, 6156)]