21349198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1879}}^1$

素因数の和:1936

約数の個数: 32

約数和(自身を含む): 37900800

約数和(自身を除く): 16551602

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 1879, 3758, 5681, 11362, 24427, 35701, 43217, 48854, 71402, 86434, 464113, 561821, 821123, 928226, 1123642, 1642246, 10674599, 21349198]

約数ペア:

[(1, 21349198), (2, 10674599), (13, 1642246), (19, 1123642), (23, 928226), (26, 821123), (38, 561821), (46, 464113), (247, 86434), (299, 71402), (437, 48854), (494, 43217), (598, 35701), (874, 24427), (1879, 11362), (3758, 5681)]