21869038

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 37044000

約数和(自身を除く): 15174962

約数列:

[1, 2, 17, 19, 34, 38, 97, 194, 323, 349, 646, 698, 1649, 1843, 3298, 3686, 5933, 6631, 11866, 13262, 31331, 33853, 62662, 67706, 112727, 225454, 575501, 643207, 1151002, 1286414, 10934519, 21869038]

約数ペア:

[(1, 21869038), (2, 10934519), (17, 1286414), (19, 1151002), (34, 643207), (38, 575501), (97, 225454), (194, 112727), (323, 67706), (349, 62662), (646, 33853), (698, 31331), (1649, 13262), (1843, 11866), (3298, 6631), (3686, 5933)]