21355362

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7369}}^1$

素因数の和:7407

約数の個数: 48

約数和(自身を含む): 55186560

約数和(自身を除く): 33831198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7369, 14738, 22107, 44214, 51583, 66321, 103166, 132642, 154749, 169487, 309498, 338974, 464247, 508461, 928494, 1016922, 1186409, 1525383, 2372818, 3050766, 3559227, 7118454, 10677681, 21355362]

約数ペア:

[(1, 21355362), (2, 10677681), (3, 7118454), (6, 3559227), (7, 3050766), (9, 2372818), (14, 1525383), (18, 1186409), (21, 1016922), (23, 928494), (42, 508461), (46, 464247), (63, 338974), (69, 309498), (126, 169487), (138, 154749), (161, 132642), (207, 103166), (322, 66321), (414, 51583), (483, 44214), (966, 22107), (1449, 14738), (2898, 7369)]