21234288

素因数分解:

$2^4\times 3^1\times {\mathrm{149}}^1\times {\mathrm{2969}}^1$

素因数の和:3129

約数の個数: 40

約数和(自身を含む): 55242000

約数和(自身を除く): 34007712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 149, 298, 447, 596, 894, 1192, 1788, 2384, 2969, 3576, 5938, 7152, 8907, 11876, 17814, 23752, 35628, 47504, 71256, 142512, 442381, 884762, 1327143, 1769524, 2654286, 3539048, 5308572, 7078096, 10617144, 21234288]

約数ペア:

[(1, 21234288), (2, 10617144), (3, 7078096), (4, 5308572), (6, 3539048), (8, 2654286), (12, 1769524), (16, 1327143), (24, 884762), (48, 442381), (149, 142512), (298, 71256), (447, 47504), (596, 35628), (894, 23752), (1192, 17814), (1788, 11876), (2384, 8907), (2969, 7152), (3576, 5938)]