21856410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5167}}^1$

素因数の和:5227

約数の個数: 48

約数和(自身を含む): 58046976

約数和(自身を除く): 36190566

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 5167, 10334, 15501, 25835, 31002, 46503, 51670, 77505, 93006, 155010, 232515, 242849, 465030, 485698, 728547, 1214245, 1457094, 2185641, 2428490, 3642735, 4371282, 7285470, 10928205, 21856410]

約数ペア:

[(1, 21856410), (2, 10928205), (3, 7285470), (5, 4371282), (6, 3642735), (9, 2428490), (10, 2185641), (15, 1457094), (18, 1214245), (30, 728547), (45, 485698), (47, 465030), (90, 242849), (94, 232515), (141, 155010), (235, 93006), (282, 77505), (423, 51670), (470, 46503), (705, 31002), (846, 25835), (1410, 15501), (2115, 10334), (4230, 5167)]