21439248

素因数分解:

$2^4\times 3^1\times {\mathrm{313}}^1\times {\mathrm{1427}}^1$

素因数の和:1751

約数の個数: 40

約数和(自身を含む): 55600608

約数和(自身を除く): 34161360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 313, 626, 939, 1252, 1427, 1878, 2504, 2854, 3756, 4281, 5008, 5708, 7512, 8562, 11416, 15024, 17124, 22832, 34248, 68496, 446651, 893302, 1339953, 1786604, 2679906, 3573208, 5359812, 7146416, 10719624, 21439248]

約数ペア:

[(1, 21439248), (2, 10719624), (3, 7146416), (4, 5359812), (6, 3573208), (8, 2679906), (12, 1786604), (16, 1339953), (24, 893302), (48, 446651), (313, 68496), (626, 34248), (939, 22832), (1252, 17124), (1427, 15024), (1878, 11416), (2504, 8562), (2854, 7512), (3756, 5708), (4281, 5008)]