21093090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{701}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 54587520

約数和(自身を除く): 33494430

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 59, 85, 102, 118, 170, 177, 255, 295, 354, 510, 590, 701, 885, 1003, 1402, 1770, 2006, 2103, 3009, 3505, 4206, 5015, 6018, 7010, 10030, 10515, 11917, 15045, 21030, 23834, 30090, 35751, 41359, 59585, 71502, 82718, 119170, 124077, 178755, 206795, 248154, 357510, 413590, 620385, 703103, 1240770, 1406206, 2109309, 3515515, 4218618, 7031030, 10546545, 21093090]

約数ペア:

[(1, 21093090), (2, 10546545), (3, 7031030), (5, 4218618), (6, 3515515), (10, 2109309), (15, 1406206), (17, 1240770), (30, 703103), (34, 620385), (51, 413590), (59, 357510), (85, 248154), (102, 206795), (118, 178755), (170, 124077), (177, 119170), (255, 82718), (295, 71502), (354, 59585), (510, 41359), (590, 35751), (701, 30090), (885, 23834), (1003, 21030), (1402, 15045), (1770, 11917), (2006, 10515), (2103, 10030), (3009, 7010), (3505, 6018), (4206, 5015)]