21153314

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1637}}^1$

素因数の和:1730

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 18473182

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1637, 1846, 3274, 6461, 11459, 12922, 21281, 22918, 42562, 116227, 148967, 232454, 297934, 813589, 1510951, 1627178, 3021902, 10576657, 21153314]

約数ペア:

[(1, 21153314), (2, 10576657), (7, 3021902), (13, 1627178), (14, 1510951), (26, 813589), (71, 297934), (91, 232454), (142, 148967), (182, 116227), (497, 42562), (923, 22918), (994, 21281), (1637, 12922), (1846, 11459), (3274, 6461)]