21691770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7159}}^1$

素因数の和:7270

約数の個数: 32

約数和(自身を含む): 52583040

約数和(自身を除く): 30891270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 303, 505, 606, 1010, 1515, 3030, 7159, 14318, 21477, 35795, 42954, 71590, 107385, 214770, 723059, 1446118, 2169177, 3615295, 4338354, 7230590, 10845885, 21691770]

約数ペア:

[(1, 21691770), (2, 10845885), (3, 7230590), (5, 4338354), (6, 3615295), (10, 2169177), (15, 1446118), (30, 723059), (101, 214770), (202, 107385), (303, 71590), (505, 42954), (606, 35795), (1010, 21477), (1515, 14318), (3030, 7159)]