21958872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{70381}}^1$

素因数の和:70403

約数の個数: 32

約数和(自身を含む): 59120880

約数和(自身を除く): 37162008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 70381, 140762, 211143, 281524, 422286, 563048, 844572, 914953, 1689144, 1829906, 2744859, 3659812, 5489718, 7319624, 10979436, 21958872]

約数ペア:

[(1, 21958872), (2, 10979436), (3, 7319624), (4, 5489718), (6, 3659812), (8, 2744859), (12, 1829906), (13, 1689144), (24, 914953), (26, 844572), (39, 563048), (52, 422286), (78, 281524), (104, 211143), (156, 140762), (312, 70381)]