21913346

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6337}}^1$

素因数の和:6378

約数の個数: 32

約数和(自身を含む): 42591360

約数和(自身を除く): 20678014

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 6337, 12674, 44359, 82381, 88718, 120403, 164762, 240806, 576667, 842821, 1153334, 1565239, 1685642, 3130478, 10956673, 21913346]

約数ペア:

[(1, 21913346), (2, 10956673), (7, 3130478), (13, 1685642), (14, 1565239), (19, 1153334), (26, 842821), (38, 576667), (91, 240806), (133, 164762), (182, 120403), (247, 88718), (266, 82381), (494, 44359), (1729, 12674), (3458, 6337)]