21176583

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 10964217

約数列:

[1, 3, 19, 23, 29, 57, 69, 87, 437, 551, 557, 667, 1311, 1653, 1671, 2001, 10583, 12673, 12811, 16153, 31749, 38019, 38433, 48459, 243409, 306907, 371519, 730227, 920721, 1114557, 7058861, 21176583]

約数ペア:

[(1, 21176583), (3, 7058861), (19, 1114557), (23, 920721), (29, 730227), (57, 371519), (69, 306907), (87, 243409), (437, 48459), (551, 38433), (557, 38019), (667, 31749), (1311, 16153), (1653, 12811), (1671, 12673), (2001, 10583)]