21352986

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2251}}^1$

素因数の和:2307

約数の個数: 48

約数和(自身を含む): 50588928

約数和(自身を除く): 29235942

約数列:

[1, 2, 3, 6, 9, 17, 18, 31, 34, 51, 62, 93, 102, 153, 186, 279, 306, 527, 558, 1054, 1581, 2251, 3162, 4502, 4743, 6753, 9486, 13506, 20259, 38267, 40518, 69781, 76534, 114801, 139562, 209343, 229602, 344403, 418686, 628029, 688806, 1186277, 1256058, 2372554, 3558831, 7117662, 10676493, 21352986]

約数ペア:

[(1, 21352986), (2, 10676493), (3, 7117662), (6, 3558831), (9, 2372554), (17, 1256058), (18, 1186277), (31, 688806), (34, 628029), (51, 418686), (62, 344403), (93, 229602), (102, 209343), (153, 139562), (186, 114801), (279, 76534), (306, 69781), (527, 40518), (558, 38267), (1054, 20259), (1581, 13506), (2251, 9486), (3162, 6753), (4502, 4743)]