21662430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2069}}^1$

素因数の和:2428

約数の個数: 32

約数和(自身を含む): 52164000

約数和(自身を除く): 30501570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 349, 698, 1047, 1745, 2069, 2094, 3490, 4138, 5235, 6207, 10345, 10470, 12414, 20690, 31035, 62070, 722081, 1444162, 2166243, 3610405, 4332486, 7220810, 10831215, 21662430]

約数ペア:

[(1, 21662430), (2, 10831215), (3, 7220810), (5, 4332486), (6, 3610405), (10, 2166243), (15, 1444162), (30, 722081), (349, 62070), (698, 31035), (1047, 20690), (1745, 12414), (2069, 10470), (2094, 10345), (3490, 6207), (4138, 5235)]