21887910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22109}}^1$

素因数の和:22133

約数の個数: 48

約数和(自身を含む): 62084880

約数和(自身を除く): 40196970

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 22109, 44218, 66327, 110545, 132654, 198981, 221090, 243199, 331635, 397962, 486398, 663270, 729597, 994905, 1215995, 1459194, 1989810, 2188791, 2431990, 3647985, 4377582, 7295970, 10943955, 21887910]

約数ペア:

[(1, 21887910), (2, 10943955), (3, 7295970), (5, 4377582), (6, 3647985), (9, 2431990), (10, 2188791), (11, 1989810), (15, 1459194), (18, 1215995), (22, 994905), (30, 729597), (33, 663270), (45, 486398), (55, 397962), (66, 331635), (90, 243199), (99, 221090), (110, 198981), (165, 132654), (198, 110545), (330, 66327), (495, 44218), (990, 22109)]