2021977587

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2789}}^1$

素因数の和:2920

約数の個数: 64

約数和(自身を含む): 3428352000

約数和(自身を除く): 1406374413

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 79, 133, 161, 237, 399, 437, 483, 553, 1311, 1501, 1659, 1817, 2789, 3059, 4503, 5451, 8367, 9177, 10507, 12719, 19523, 31521, 34523, 38157, 52991, 58569, 64147, 103569, 158973, 192441, 220331, 241661, 370937, 449029, 660993, 724983, 1112811, 1218793, 1347087, 1542317, 3656379, 4186289, 4626951, 5067613, 8531551, 12558867, 15202839, 25594653, 29304023, 35473291, 87912069, 96284647, 106419873, 288853941, 673992529, 2021977587]

約数ペア:

[(1, 2021977587), (3, 673992529), (7, 288853941), (19, 106419873), (21, 96284647), (23, 87912069), (57, 35473291), (69, 29304023), (79, 25594653), (133, 15202839), (161, 12558867), (237, 8531551), (399, 5067613), (437, 4626951), (483, 4186289), (553, 3656379), (1311, 1542317), (1501, 1347087), (1659, 1218793), (1817, 1112811), (2789, 724983), (3059, 660993), (4503, 449029), (5451, 370937), (8367, 241661), (9177, 220331), (10507, 192441), (12719, 158973), (19523, 103569), (31521, 64147), (34523, 58569), (38157, 52991)]