21309106

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{613}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 39610368

約数和(自身を除く): 18301262

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 191, 382, 613, 1226, 1337, 2483, 2674, 4291, 4966, 7969, 8582, 15938, 17381, 34762, 55783, 111566, 117083, 234166, 819581, 1522079, 1639162, 3044158, 10654553, 21309106]

約数ペア:

[(1, 21309106), (2, 10654553), (7, 3044158), (13, 1639162), (14, 1522079), (26, 819581), (91, 234166), (182, 117083), (191, 111566), (382, 55783), (613, 34762), (1226, 17381), (1337, 15938), (2483, 8582), (2674, 7969), (4291, 4966)]