21303270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78901}}^1$

素因数の和:78917

約数の個数: 32

約数和(自身を含む): 56809440

約数和(自身を除く): 35506170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78901, 157802, 236703, 394505, 473406, 710109, 789010, 1183515, 1420218, 2130327, 2367030, 3550545, 4260654, 7101090, 10651635, 21303270]

約数ペア:

[(1, 21303270), (2, 10651635), (3, 7101090), (5, 4260654), (6, 3550545), (9, 2367030), (10, 2130327), (15, 1420218), (18, 1183515), (27, 789010), (30, 710109), (45, 473406), (54, 394505), (90, 236703), (135, 157802), (270, 78901)]