21812130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{242357}}^1$

素因数の和:242370

約数の個数: 24

約数和(自身を含む): 56711772

約数和(自身を除く): 34899642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 242357, 484714, 727071, 1211785, 1454142, 2181213, 2423570, 3635355, 4362426, 7270710, 10906065, 21812130]

約数ペア:

[(1, 21812130), (2, 10906065), (3, 7270710), (5, 4362426), (6, 3635355), (9, 2423570), (10, 2181213), (15, 1454142), (18, 1211785), (30, 727071), (45, 484714), (90, 242357)]