21759036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1381}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 55257888

約数和(自身を除く): 33498852

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 202, 303, 404, 606, 1212, 1313, 1381, 2626, 2762, 3939, 4143, 5252, 5524, 7878, 8286, 15756, 16572, 17953, 35906, 53859, 71812, 107718, 139481, 215436, 278962, 418443, 557924, 836886, 1673772, 1813253, 3626506, 5439759, 7253012, 10879518, 21759036]

約数ペア:

[(1, 21759036), (2, 10879518), (3, 7253012), (4, 5439759), (6, 3626506), (12, 1813253), (13, 1673772), (26, 836886), (39, 557924), (52, 418443), (78, 278962), (101, 215436), (156, 139481), (202, 107718), (303, 71812), (404, 53859), (606, 35906), (1212, 17953), (1313, 16572), (1381, 15756), (2626, 8286), (2762, 7878), (3939, 5524), (4143, 5252)]