21537430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3229}}^1$

素因数の和:3288

約数の個数: 32

約数和(自身を含む): 41860800

約数和(自身を除く): 20323370

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3229, 3335, 6458, 6670, 16145, 32290, 74267, 93641, 148534, 187282, 371335, 468205, 742670, 936410, 2153743, 4307486, 10768715, 21537430]

約数ペア:

[(1, 21537430), (2, 10768715), (5, 4307486), (10, 2153743), (23, 936410), (29, 742670), (46, 468205), (58, 371335), (115, 187282), (145, 148534), (230, 93641), (290, 74267), (667, 32290), (1334, 16145), (3229, 6670), (3335, 6458)]