21465254

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 35557056

約数和(自身を除く): 14091802

約数列:

[1, 2, 17, 34, 37, 74, 113, 151, 226, 302, 629, 1258, 1921, 2567, 3842, 4181, 5134, 5587, 8362, 11174, 17063, 34126, 71077, 94979, 142154, 189958, 290071, 580142, 631331, 1262662, 10732627, 21465254]

約数ペア:

[(1, 21465254), (2, 10732627), (17, 1262662), (34, 631331), (37, 580142), (74, 290071), (113, 189958), (151, 142154), (226, 94979), (302, 71077), (629, 34126), (1258, 17063), (1921, 11174), (2567, 8362), (3842, 5587), (4181, 5134)]