21888

素因数分解:

$2^7\times 3^2\times {\mathrm{19}}^1$

素因数の和:39

約数の個数: 48

約数和(自身を含む): 66300

約数和(自身を除く): 44412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 288, 304, 342, 384, 456, 576, 608, 684, 912, 1152, 1216, 1368, 1824, 2432, 2736, 3648, 5472, 7296, 10944, 21888]

約数ペア:

[(1, 21888), (2, 10944), (3, 7296), (4, 5472), (6, 3648), (8, 2736), (9, 2432), (12, 1824), (16, 1368), (18, 1216), (19, 1152), (24, 912), (32, 684), (36, 608), (38, 576), (48, 456), (57, 384), (64, 342), (72, 304), (76, 288), (96, 228), (114, 192), (128, 171), (144, 152)]