21563376

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10957}}^1$

素因数の和:11009

約数の個数: 40

約数和(自身を含む): 57069264

約数和(自身を除く): 35505888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10957, 21914, 32871, 43828, 65742, 87656, 131484, 175312, 262968, 449237, 525936, 898474, 1347711, 1796948, 2695422, 3593896, 5390844, 7187792, 10781688, 21563376]

約数ペア:

[(1, 21563376), (2, 10781688), (3, 7187792), (4, 5390844), (6, 3593896), (8, 2695422), (12, 1796948), (16, 1347711), (24, 898474), (41, 525936), (48, 449237), (82, 262968), (123, 175312), (164, 131484), (246, 87656), (328, 65742), (492, 43828), (656, 32871), (984, 21914), (1968, 10957)]