21095830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13103}}^1$

素因数の和:13140

約数の個数: 32

約数和(自身を含む): 45287424

約数和(自身を除く): 24191594

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 13103, 26206, 65515, 91721, 131030, 183442, 301369, 458605, 602738, 917210, 1506845, 2109583, 3013690, 4219166, 10547915, 21095830]

約数ペア:

[(1, 21095830), (2, 10547915), (5, 4219166), (7, 3013690), (10, 2109583), (14, 1506845), (23, 917210), (35, 602738), (46, 458605), (70, 301369), (115, 183442), (161, 131030), (230, 91721), (322, 65515), (805, 26206), (1610, 13103)]