21167446095

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{715963}}^1$

素因数の和:716053

約数の個数: 40

約数和(自身を含む): 38464449936

約数和(自身を除く): 17297003841

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 365, 405, 657, 1095, 1971, 3285, 5913, 9855, 29565, 715963, 2147889, 3579815, 6443667, 10739445, 19331001, 32218335, 52265299, 57993003, 96655005, 156795897, 261326495, 289965015, 470387691, 783979485, 1411163073, 2351938455, 4233489219, 7055815365, 21167446095]

約数ペア:

[(1, 21167446095), (3, 7055815365), (5, 4233489219), (9, 2351938455), (15, 1411163073), (27, 783979485), (45, 470387691), (73, 289965015), (81, 261326495), (135, 156795897), (219, 96655005), (365, 57993003), (405, 52265299), (657, 32218335), (1095, 19331001), (1971, 10739445), (3285, 6443667), (5913, 3579815), (9855, 2147889), (29565, 715963)]