21284110479

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1\times {\mathrm{6733}}^1$

素因数の和:8575

約数の個数: 32

約数和(自身を含む): 30857881600

約数和(自身を除く): 9573771121

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 1789, 5367, 6733, 20199, 33991, 55459, 101973, 127927, 166377, 208723, 383781, 626169, 1053721, 3161163, 3965737, 11897211, 12045337, 36136011, 228861403, 373405447, 686584209, 1120216341, 7094703493, 21284110479]

約数ペア:

[(1, 21284110479), (3, 7094703493), (19, 1120216341), (31, 686584209), (57, 373405447), (93, 228861403), (589, 36136011), (1767, 12045337), (1789, 11897211), (5367, 3965737), (6733, 3161163), (20199, 1053721), (33991, 626169), (55459, 383781), (101973, 208723), (127927, 166377)]