20201412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21863}}^1$

素因数の和:21888

約数の個数: 48

約数和(自身を含む): 58770432

約数和(自身を除く): 38569020

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21863, 43726, 65589, 87452, 131178, 153041, 240493, 262356, 306082, 459123, 480986, 612164, 721479, 918246, 961972, 1442958, 1683451, 1836492, 2885916, 3366902, 5050353, 6733804, 10100706, 20201412]

約数ペア:

[(1, 20201412), (2, 10100706), (3, 6733804), (4, 5050353), (6, 3366902), (7, 2885916), (11, 1836492), (12, 1683451), (14, 1442958), (21, 961972), (22, 918246), (28, 721479), (33, 612164), (42, 480986), (44, 459123), (66, 306082), (77, 262356), (84, 240493), (132, 153041), (154, 131178), (231, 87452), (308, 65589), (462, 43726), (924, 21863)]