21028818

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1290

約数の個数: 32

約数和(自身を含む): 43710912

約数和(自身を除く): 22682094

約数列:

[1, 2, 3, 6, 41, 73, 82, 123, 146, 219, 246, 438, 1171, 2342, 2993, 3513, 5986, 7026, 8979, 17958, 48011, 85483, 96022, 144033, 170966, 256449, 288066, 512898, 3504803, 7009606, 10514409, 21028818]

約数ペア:

[(1, 21028818), (2, 10514409), (3, 7009606), (6, 3504803), (41, 512898), (73, 288066), (82, 256449), (123, 170966), (146, 144033), (219, 96022), (246, 85483), (438, 48011), (1171, 17958), (2342, 8979), (2993, 7026), (3513, 5986)]