21130992

素因数分解:

$2^4\times 3^2\times {\mathrm{146743}}^1$

素因数の和:146757

約数の個数: 30

約数和(自身を含む): 59137832

約数和(自身を除く): 38006840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146743, 293486, 440229, 586972, 880458, 1173944, 1320687, 1760916, 2347888, 2641374, 3521832, 5282748, 7043664, 10565496, 21130992]

約数ペア:

[(1, 21130992), (2, 10565496), (3, 7043664), (4, 5282748), (6, 3521832), (8, 2641374), (9, 2347888), (12, 1760916), (16, 1320687), (18, 1173944), (24, 880458), (36, 586972), (48, 440229), (72, 293486), (144, 146743)]