21790542

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2053}}^1$

素因数の和:2148

約数の個数: 32

約数和(自身を含む): 45845280

約数和(自身を除く): 24054738

約数列:

[1, 2, 3, 6, 29, 58, 61, 87, 122, 174, 183, 366, 1769, 2053, 3538, 4106, 5307, 6159, 10614, 12318, 59537, 119074, 125233, 178611, 250466, 357222, 375699, 751398, 3631757, 7263514, 10895271, 21790542]

約数ペア:

[(1, 21790542), (2, 10895271), (3, 7263514), (6, 3631757), (29, 751398), (58, 375699), (61, 357222), (87, 250466), (122, 178611), (174, 125233), (183, 119074), (366, 59537), (1769, 12318), (2053, 10614), (3538, 6159), (4106, 5307)]