21611386

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 35691840

約数和(自身を除く): 14080454

約数列:

[1, 2, 17, 34, 53, 67, 106, 134, 179, 358, 901, 1139, 1802, 2278, 3043, 3551, 6086, 7102, 9487, 11993, 18974, 23986, 60367, 120734, 161279, 203881, 322558, 407762, 635629, 1271258, 10805693, 21611386]

約数ペア:

[(1, 21611386), (2, 10805693), (17, 1271258), (34, 635629), (53, 407762), (67, 322558), (106, 203881), (134, 161279), (179, 120734), (358, 60367), (901, 23986), (1139, 18974), (1802, 11993), (2278, 9487), (3043, 7102), (3551, 6086)]