21642972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8161}}^1$

素因数の和:8198

約数の個数: 48

約数和(自身を含む): 57591072

約数和(自身を除く): 35948100

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 8161, 16322, 24483, 32644, 48966, 97932, 106093, 138737, 212186, 277474, 318279, 416211, 424372, 554948, 636558, 832422, 1273116, 1664844, 1803581, 3607162, 5410743, 7214324, 10821486, 21642972]

約数ペア:

[(1, 21642972), (2, 10821486), (3, 7214324), (4, 5410743), (6, 3607162), (12, 1803581), (13, 1664844), (17, 1273116), (26, 832422), (34, 636558), (39, 554948), (51, 424372), (52, 416211), (68, 318279), (78, 277474), (102, 212186), (156, 138737), (204, 106093), (221, 97932), (442, 48966), (663, 32644), (884, 24483), (1326, 16322), (2652, 8161)]