21914865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2399}}^1$

素因数の和:2446

約数の個数: 48

約数和(自身を含む): 44928000

約数和(自身を除く): 23013135

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 2399, 3045, 7197, 9135, 11995, 16793, 21591, 35985, 50379, 69571, 83965, 107955, 151137, 208713, 251895, 347855, 486997, 626139, 755685, 1043565, 1460991, 2434985, 3130695, 4382973, 7304955, 21914865]

約数ペア:

[(1, 21914865), (3, 7304955), (5, 4382973), (7, 3130695), (9, 2434985), (15, 1460991), (21, 1043565), (29, 755685), (35, 626139), (45, 486997), (63, 347855), (87, 251895), (105, 208713), (145, 151137), (203, 107955), (261, 83965), (315, 69571), (435, 50379), (609, 35985), (1015, 21591), (1305, 16793), (1827, 11995), (2399, 9135), (3045, 7197)]