21382470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1231}}^1$

素因数の和:1437

約数の個数: 48

約数和(自身を含む): 55927872

約数和(自身を除く): 34545402

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1158, 1231, 1737, 1930, 2462, 2895, 3474, 3693, 5790, 6155, 7386, 8685, 11079, 12310, 17370, 18465, 22158, 36930, 55395, 110790, 237583, 475166, 712749, 1187915, 1425498, 2138247, 2375830, 3563745, 4276494, 7127490, 10691235, 21382470]

約数ペア:

[(1, 21382470), (2, 10691235), (3, 7127490), (5, 4276494), (6, 3563745), (9, 2375830), (10, 2138247), (15, 1425498), (18, 1187915), (30, 712749), (45, 475166), (90, 237583), (193, 110790), (386, 55395), (579, 36930), (965, 22158), (1158, 18465), (1231, 17370), (1737, 12310), (1930, 11079), (2462, 8685), (2895, 7386), (3474, 6155), (3693, 5790)]