21221493936

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4557881}}^1$

素因数の和:4557989

約数の個数: 40

約数和(自身を含む): 55387382064

約数和(自身を除く): 34165888128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4656, 4557881, 9115762, 13673643, 18231524, 27347286, 36463048, 54694572, 72926096, 109389144, 218778288, 442114457, 884228914, 1326343371, 1768457828, 2652686742, 3536915656, 5305373484, 7073831312, 10610746968, 21221493936]

約数ペア:

[(1, 21221493936), (2, 10610746968), (3, 7073831312), (4, 5305373484), (6, 3536915656), (8, 2652686742), (12, 1768457828), (16, 1326343371), (24, 884228914), (48, 442114457), (97, 218778288), (194, 109389144), (291, 72926096), (388, 54694572), (582, 36463048), (776, 27347286), (1164, 18231524), (1552, 13673643), (2328, 9115762), (4656, 4557881)]