21832828

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 36

約数和(自身を含む): 41682816

約数和(自身を除く): 19849988

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 191, 382, 697, 764, 1394, 1681, 2788, 3247, 3362, 6494, 6724, 7831, 12988, 15662, 28577, 31324, 57154, 114308, 133127, 266254, 321071, 532508, 642142, 1284284, 5458207, 10916414, 21832828]

約数ペア:

[(1, 21832828), (2, 10916414), (4, 5458207), (17, 1284284), (34, 642142), (41, 532508), (68, 321071), (82, 266254), (164, 133127), (191, 114308), (382, 57154), (697, 31324), (764, 28577), (1394, 15662), (1681, 12988), (2788, 7831), (3247, 6724), (3362, 6494)]