21267030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15083}}^1$

素因数の和:15140

約数の個数: 32

約数和(自身を含む): 52130304

約数和(自身を除く): 30863274

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 15083, 30166, 45249, 75415, 90498, 150830, 226245, 452490, 708901, 1417802, 2126703, 3544505, 4253406, 7089010, 10633515, 21267030]

約数ペア:

[(1, 21267030), (2, 10633515), (3, 7089010), (5, 4253406), (6, 3544505), (10, 2126703), (15, 1417802), (30, 708901), (47, 452490), (94, 226245), (141, 150830), (235, 90498), (282, 75415), (470, 45249), (705, 30166), (1410, 15083)]