21809969142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1867}}^1\times {\mathrm{149767}}^1$

素因数の和:151652

約数の個数: 32

約数和(自身を含む): 47000792832

約数和(自身を除く): 25190823690

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1867, 3734, 5601, 11202, 24271, 48542, 72813, 145626, 149767, 299534, 449301, 898602, 1946971, 3893942, 5840913, 11681826, 279614989, 559229978, 838844967, 1677689934, 3634994857, 7269989714, 10904984571, 21809969142]

約数ペア:

[(1, 21809969142), (2, 10904984571), (3, 7269989714), (6, 3634994857), (13, 1677689934), (26, 838844967), (39, 559229978), (78, 279614989), (1867, 11681826), (3734, 5840913), (5601, 3893942), (11202, 1946971), (24271, 898602), (48542, 449301), (72813, 299534), (145626, 149767)]