21037584

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{6173}}^1$

素因数の和:6255

約数の個数: 40

約数和(自身を含む): 55121472

約数和(自身を除く): 34083888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 6173, 12346, 18519, 24692, 37038, 49384, 74076, 98768, 148152, 296304, 438283, 876566, 1314849, 1753132, 2629698, 3506264, 5259396, 7012528, 10518792, 21037584]

約数ペア:

[(1, 21037584), (2, 10518792), (3, 7012528), (4, 5259396), (6, 3506264), (8, 2629698), (12, 1753132), (16, 1314849), (24, 876566), (48, 438283), (71, 296304), (142, 148152), (213, 98768), (284, 74076), (426, 49384), (568, 37038), (852, 24692), (1136, 18519), (1704, 12346), (3408, 6173)]