21933975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 42497280

約数和(自身を除く): 20563305

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 75, 105, 123, 175, 205, 287, 525, 615, 861, 1019, 1025, 1435, 3057, 3075, 4305, 5095, 7133, 7175, 15285, 21399, 21525, 25475, 35665, 41779, 76425, 106995, 125337, 178325, 208895, 292453, 534975, 626685, 877359, 1044475, 1462265, 3133425, 4386795, 7311325, 21933975]

約数ペア:

[(1, 21933975), (3, 7311325), (5, 4386795), (7, 3133425), (15, 1462265), (21, 1044475), (25, 877359), (35, 626685), (41, 534975), (75, 292453), (105, 208895), (123, 178325), (175, 125337), (205, 106995), (287, 76425), (525, 41779), (615, 35665), (861, 25475), (1019, 21525), (1025, 21399), (1435, 15285), (3057, 7175), (3075, 7133), (4305, 5095)]