21600904

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{1229}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 43911000

約数和(自身を除く): 22310096

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1229, 1352, 2197, 2458, 4394, 4916, 8788, 9832, 15977, 17576, 31954, 63908, 127816, 207701, 415402, 830804, 1661608, 2700113, 5400226, 10800452, 21600904]

約数ペア:

[(1, 21600904), (2, 10800452), (4, 5400226), (8, 2700113), (13, 1661608), (26, 830804), (52, 415402), (104, 207701), (169, 127816), (338, 63908), (676, 31954), (1229, 17576), (1352, 15977), (2197, 9832), (2458, 8788), (4394, 4916)]