21865352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1483}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 43629600

約数和(自身を除く): 21764248

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1483, 1843, 2966, 3686, 5932, 7372, 11864, 14744, 28177, 56354, 112708, 143851, 225416, 287702, 575404, 1150808, 2733169, 5466338, 10932676, 21865352]

約数ペア:

[(1, 21865352), (2, 10932676), (4, 5466338), (8, 2733169), (19, 1150808), (38, 575404), (76, 287702), (97, 225416), (152, 143851), (194, 112708), (388, 56354), (776, 28177), (1483, 14744), (1843, 11864), (2966, 7372), (3686, 5932)]