21074662

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1312

約数の個数: 32

約数和(自身を含む): 38809152

約数和(自身を除く): 17734490

約数列:

[1, 2, 7, 14, 17, 34, 73, 119, 146, 238, 511, 1022, 1213, 1241, 2426, 2482, 8491, 8687, 16982, 17374, 20621, 41242, 88549, 144347, 177098, 288694, 619843, 1239686, 1505333, 3010666, 10537331, 21074662]

約数ペア:

[(1, 21074662), (2, 10537331), (7, 3010666), (14, 1505333), (17, 1239686), (34, 619843), (73, 288694), (119, 177098), (146, 144347), (238, 88549), (511, 41242), (1022, 20621), (1213, 17374), (1241, 16982), (2426, 8687), (2482, 8491)]