21443886

素因数分解:

$2^1\times 3^3\times {\mathrm{67}}^1\times {\mathrm{5927}}^1$

素因数の和:6005

約数の個数: 32

約数和(自身を含む): 48372480

約数和(自身を除く): 26928594

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 134, 201, 402, 603, 1206, 1809, 3618, 5927, 11854, 17781, 35562, 53343, 106686, 160029, 320058, 397109, 794218, 1191327, 2382654, 3573981, 7147962, 10721943, 21443886]

約数ペア:

[(1, 21443886), (2, 10721943), (3, 7147962), (6, 3573981), (9, 2382654), (18, 1191327), (27, 794218), (54, 397109), (67, 320058), (134, 160029), (201, 106686), (402, 53343), (603, 35562), (1206, 17781), (1809, 11854), (3618, 5927)]