21549654

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{171029}}^1$

素因数の和:171044

約数の個数: 24

約数和(自身を含む): 53361360

約数和(自身を除く): 31811706

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 171029, 342058, 513087, 1026174, 1197203, 1539261, 2394406, 3078522, 3591609, 7183218, 10774827, 21549654]

約数ペア:

[(1, 21549654), (2, 10774827), (3, 7183218), (6, 3591609), (7, 3078522), (9, 2394406), (14, 1539261), (18, 1197203), (21, 1026174), (42, 513087), (63, 342058), (126, 171029)]