21694432

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 44643312

約数和(自身を除く): 22948880

約数列:

[1, 2, 4, 8, 16, 32, 37, 73, 74, 146, 148, 251, 292, 296, 502, 584, 592, 1004, 1168, 1184, 2008, 2336, 2701, 4016, 5402, 8032, 9287, 10804, 18323, 18574, 21608, 36646, 37148, 43216, 73292, 74296, 86432, 146584, 148592, 293168, 297184, 586336, 677951, 1355902, 2711804, 5423608, 10847216, 21694432]

約数ペア:

[(1, 21694432), (2, 10847216), (4, 5423608), (8, 2711804), (16, 1355902), (32, 677951), (37, 586336), (73, 297184), (74, 293168), (146, 148592), (148, 146584), (251, 86432), (292, 74296), (296, 73292), (502, 43216), (584, 37148), (592, 36646), (1004, 21608), (1168, 18574), (1184, 18323), (2008, 10804), (2336, 9287), (2701, 8032), (4016, 5402)]