21768324

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 52899840

約数和(自身を除く): 31131516

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 163, 186, 326, 359, 372, 489, 652, 718, 978, 1077, 1436, 1956, 2154, 4308, 5053, 10106, 11129, 15159, 20212, 22258, 30318, 33387, 44516, 58517, 60636, 66774, 117034, 133548, 175551, 234068, 351102, 702204, 1814027, 3628054, 5442081, 7256108, 10884162, 21768324]

約数ペア:

[(1, 21768324), (2, 10884162), (3, 7256108), (4, 5442081), (6, 3628054), (12, 1814027), (31, 702204), (62, 351102), (93, 234068), (124, 175551), (163, 133548), (186, 117034), (326, 66774), (359, 60636), (372, 58517), (489, 44516), (652, 33387), (718, 30318), (978, 22258), (1077, 20212), (1436, 15159), (1956, 11129), (2154, 10106), (4308, 5053)]