42321531

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1453}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 68861440

約数和(自身を除く): 26539909

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1453, 1533, 4161, 4359, 9709, 10171, 27607, 29127, 30513, 82821, 106069, 193249, 318207, 579747, 742483, 2015311, 2227449, 6045933, 14107177, 42321531]

約数ペア:

[(1, 42321531), (3, 14107177), (7, 6045933), (19, 2227449), (21, 2015311), (57, 742483), (73, 579747), (133, 318207), (219, 193249), (399, 106069), (511, 82821), (1387, 30513), (1453, 29127), (1533, 27607), (4161, 10171), (4359, 9709)]