21352761915

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1\times {\mathrm{1103}}^1$

素因数の和:1564

約数の個数: 64

約数和(自身を含む): 35712368640

約数和(自身を除く): 14359606725

約数列:

[1, 3, 5, 15, 29, 87, 145, 191, 233, 435, 573, 699, 955, 1103, 1165, 2865, 3309, 3495, 5515, 5539, 6757, 16545, 16617, 20271, 27695, 31987, 33785, 44503, 83085, 95961, 101355, 133509, 159935, 210673, 222515, 256999, 479805, 632019, 667545, 770997, 1053365, 1284995, 1290587, 3160095, 3854985, 3871761, 6109517, 6452935, 7452971, 18328551, 19358805, 22358913, 30547585, 37264855, 49086809, 91642755, 111794565, 147260427, 245434045, 736302135, 1423517461, 4270552383, 7117587305, 21352761915]

約数ペア:

[(1, 21352761915), (3, 7117587305), (5, 4270552383), (15, 1423517461), (29, 736302135), (87, 245434045), (145, 147260427), (191, 111794565), (233, 91642755), (435, 49086809), (573, 37264855), (699, 30547585), (955, 22358913), (1103, 19358805), (1165, 18328551), (2865, 7452971), (3309, 6452935), (3495, 6109517), (5515, 3871761), (5539, 3854985), (6757, 3160095), (16545, 1290587), (16617, 1284995), (20271, 1053365), (27695, 770997), (31987, 667545), (33785, 632019), (44503, 479805), (83085, 256999), (95961, 222515), (101355, 210673), (133509, 159935)]