21000421414

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{98927}}^1$

素因数の和:99252

約数の個数: 32

約数和(自身を含む): 36753730560

約数和(自身を除く): 15753309146

約数列:

[1, 2, 7, 14, 59, 118, 257, 413, 514, 826, 1799, 3598, 15163, 30326, 98927, 106141, 197854, 212282, 692489, 1384978, 5836693, 11673386, 25424239, 40856851, 50848478, 81713702, 177969673, 355939346, 1500030101, 3000060202, 10500210707, 21000421414]

約数ペア:

[(1, 21000421414), (2, 10500210707), (7, 3000060202), (14, 1500030101), (59, 355939346), (118, 177969673), (257, 81713702), (413, 50848478), (514, 40856851), (826, 25424239), (1799, 11673386), (3598, 5836693), (15163, 1384978), (30326, 692489), (98927, 212282), (106141, 197854)]