21064314

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 43752960

約数和(自身を除く): 22688646

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 269, 421, 538, 807, 842, 1263, 1614, 2526, 8339, 13051, 16678, 25017, 26102, 39153, 50034, 78306, 113249, 226498, 339747, 679494, 3510719, 7021438, 10532157, 21064314]

約数ペア:

[(1, 21064314), (2, 10532157), (3, 7021438), (6, 3510719), (31, 679494), (62, 339747), (93, 226498), (186, 113249), (269, 78306), (421, 50034), (538, 39153), (807, 26102), (842, 25017), (1263, 16678), (1614, 13051), (2526, 8339)]