21767122

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 37396800

約数和(自身を除く): 15629678

約数列:

[1, 2, 13, 19, 26, 38, 139, 247, 278, 317, 494, 634, 1807, 2641, 3614, 4121, 5282, 6023, 8242, 12046, 34333, 44063, 68666, 78299, 88126, 156598, 572819, 837197, 1145638, 1674394, 10883561, 21767122]

約数ペア:

[(1, 21767122), (2, 10883561), (13, 1674394), (19, 1145638), (26, 837197), (38, 572819), (139, 156598), (247, 88126), (278, 78299), (317, 68666), (494, 44063), (634, 34333), (1807, 12046), (2641, 8242), (3614, 6023), (4121, 5282)]