21448656

素因数分解:

$2^4\times 3^2\times {\mathrm{148949}}^1$

素因数の和:148963

約数の個数: 30

約数和(自身を含む): 60026850

約数和(自身を除く): 38578194

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148949, 297898, 446847, 595796, 893694, 1191592, 1340541, 1787388, 2383184, 2681082, 3574776, 5362164, 7149552, 10724328, 21448656]

約数ペア:

[(1, 21448656), (2, 10724328), (3, 7149552), (4, 5362164), (6, 3574776), (8, 2681082), (9, 2383184), (12, 1787388), (16, 1340541), (18, 1191592), (24, 893694), (36, 595796), (48, 446847), (72, 297898), (144, 148949)]