21546870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16703}}^1$

素因数の和:16756

約数の個数: 32

約数和(自身を含む): 52918272

約数和(自身を除く): 31371402

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16703, 33406, 50109, 83515, 100218, 167030, 250545, 501090, 718229, 1436458, 2154687, 3591145, 4309374, 7182290, 10773435, 21546870]

約数ペア:

[(1, 21546870), (2, 10773435), (3, 7182290), (5, 4309374), (6, 3591145), (10, 2154687), (15, 1436458), (30, 718229), (43, 501090), (86, 250545), (129, 167030), (215, 100218), (258, 83515), (430, 50109), (645, 33406), (1290, 16703)]