21853872

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{3229}}^1$

素因数の和:3290

約数の個数: 60

約数和(自身を含む): 62481120

約数和(自身を除く): 40627248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 141, 144, 188, 282, 376, 423, 564, 752, 846, 1128, 1692, 2256, 3229, 3384, 6458, 6768, 9687, 12916, 19374, 25832, 29061, 38748, 51664, 58122, 77496, 116244, 151763, 154992, 232488, 303526, 455289, 464976, 607052, 910578, 1214104, 1365867, 1821156, 2428208, 2731734, 3642312, 5463468, 7284624, 10926936, 21853872]

約数ペア:

[(1, 21853872), (2, 10926936), (3, 7284624), (4, 5463468), (6, 3642312), (8, 2731734), (9, 2428208), (12, 1821156), (16, 1365867), (18, 1214104), (24, 910578), (36, 607052), (47, 464976), (48, 455289), (72, 303526), (94, 232488), (141, 154992), (144, 151763), (188, 116244), (282, 77496), (376, 58122), (423, 51664), (564, 38748), (752, 29061), (846, 25832), (1128, 19374), (1692, 12916), (2256, 9687), (3229, 6768), (3384, 6458)]