21961602

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{739}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 51717120

約数和(自身を除く): 29755518

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 127, 234, 254, 381, 739, 762, 1143, 1478, 1651, 2217, 2286, 3302, 4434, 4953, 6651, 9607, 9906, 13302, 14859, 19214, 28821, 29718, 57642, 86463, 93853, 172926, 187706, 281559, 563118, 844677, 1220089, 1689354, 2440178, 3660267, 7320534, 10980801, 21961602]

約数ペア:

[(1, 21961602), (2, 10980801), (3, 7320534), (6, 3660267), (9, 2440178), (13, 1689354), (18, 1220089), (26, 844677), (39, 563118), (78, 281559), (117, 187706), (127, 172926), (234, 93853), (254, 86463), (381, 57642), (739, 29718), (762, 28821), (1143, 19214), (1478, 14859), (1651, 13302), (2217, 9906), (2286, 9607), (3302, 6651), (4434, 4953)]