21000455266

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2152127}}^1$

素因数の和:2152194

約数の個数: 32

約数和(自身を含む): 39048210432

約数和(自身を除く): 18047755166

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 4879, 9758, 2152127, 4304254, 15064889, 30129778, 36586159, 73172318, 88237207, 176474414, 256103113, 512206226, 617660449, 1235320898, 1500032519, 3000065038, 10500227633, 21000455266]

約数ペア:

[(1, 21000455266), (2, 10500227633), (7, 3000065038), (14, 1500032519), (17, 1235320898), (34, 617660449), (41, 512206226), (82, 256103113), (119, 176474414), (238, 88237207), (287, 73172318), (574, 36586159), (697, 30129778), (1394, 15064889), (4879, 4304254), (9758, 2152127)]