21532693

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 7497707

約数列:

[1, 7, 13, 17, 31, 91, 119, 217, 221, 403, 449, 527, 1547, 2821, 3143, 3689, 5837, 6851, 7633, 13919, 40859, 47957, 53431, 97433, 99229, 180947, 236623, 694603, 1266629, 1656361, 3076099, 21532693]

約数ペア:

[(1, 21532693), (7, 3076099), (13, 1656361), (17, 1266629), (31, 694603), (91, 236623), (119, 180947), (217, 99229), (221, 97433), (403, 53431), (449, 47957), (527, 40859), (1547, 13919), (2821, 7633), (3143, 6851), (3689, 5837)]