21639762

素因数分解:

$2^1\times 3^2\times {\mathrm{983}}^1\times {\mathrm{1223}}^1$

素因数の和:2214

約数の個数: 24

約数和(自身を含む): 46972224

約数和(自身を除く): 25332462

約数列:

[1, 2, 3, 6, 9, 18, 983, 1223, 1966, 2446, 2949, 3669, 5898, 7338, 8847, 11007, 17694, 22014, 1202209, 2404418, 3606627, 7213254, 10819881, 21639762]

約数ペア:

[(1, 21639762), (2, 10819881), (3, 7213254), (6, 3606627), (9, 2404418), (18, 1202209), (983, 22014), (1223, 17694), (1966, 11007), (2446, 8847), (2949, 7338), (3669, 5898)]