21469994

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 41620992

約数和(自身を除く): 20150998

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 223, 299, 322, 446, 529, 598, 1058, 1561, 2093, 2899, 3122, 3703, 4186, 5129, 5798, 6877, 7406, 10258, 13754, 20293, 35903, 40586, 48139, 66677, 71806, 96278, 117967, 133354, 235934, 466739, 825769, 933478, 1533571, 1651538, 3067142, 10734997, 21469994]

約数ペア:

[(1, 21469994), (2, 10734997), (7, 3067142), (13, 1651538), (14, 1533571), (23, 933478), (26, 825769), (46, 466739), (91, 235934), (161, 133354), (182, 117967), (223, 96278), (299, 71806), (322, 66677), (446, 48139), (529, 40586), (598, 35903), (1058, 20293), (1561, 13754), (2093, 10258), (2899, 7406), (3122, 6877), (3703, 5798), (4186, 5129)]