21120114

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 43868160

約数和(自身を除く): 22748046

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 271, 419, 542, 813, 838, 1257, 1626, 2514, 8401, 12989, 16802, 25203, 25978, 38967, 50406, 77934, 113549, 227098, 340647, 681294, 3520019, 7040038, 10560057, 21120114]

約数ペア:

[(1, 21120114), (2, 10560057), (3, 7040038), (6, 3520019), (31, 681294), (62, 340647), (93, 227098), (186, 113549), (271, 77934), (419, 50406), (542, 38967), (813, 25978), (838, 25203), (1257, 16802), (1626, 12989), (2514, 8401)]