21577212

素因数分解:

$2^2\times 3^3\times {\mathrm{241}}^1\times {\mathrm{829}}^1$

素因数の和:1083

約数の個数: 48

約数和(自身を含む): 56240800

約数和(自身を除く): 34663588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 241, 482, 723, 829, 964, 1446, 1658, 2169, 2487, 2892, 3316, 4338, 4974, 6507, 7461, 8676, 9948, 13014, 14922, 22383, 26028, 29844, 44766, 89532, 199789, 399578, 599367, 799156, 1198734, 1798101, 2397468, 3596202, 5394303, 7192404, 10788606, 21577212]

約数ペア:

[(1, 21577212), (2, 10788606), (3, 7192404), (4, 5394303), (6, 3596202), (9, 2397468), (12, 1798101), (18, 1198734), (27, 799156), (36, 599367), (54, 399578), (108, 199789), (241, 89532), (482, 44766), (723, 29844), (829, 26028), (964, 22383), (1446, 14922), (1658, 13014), (2169, 9948), (2487, 8676), (2892, 7461), (3316, 6507), (4338, 4974)]