21167154135

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1\times {\mathrm{7109}}^1$

素因数の和:7768

約数の個数: 48

約数和(自身を含む): 37054817280

約数和(自身を除く): 15887663145

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 521, 635, 1143, 1563, 1905, 2605, 4689, 5715, 7109, 7815, 21327, 23445, 35545, 63981, 66167, 106635, 198501, 319905, 330835, 595503, 902843, 992505, 2708529, 2977515, 3703789, 4514215, 8125587, 11111367, 13542645, 18518945, 33334101, 40627935, 55556835, 166670505, 470381203, 1411143609, 2351906015, 4233430827, 7055718045, 21167154135]

約数ペア:

[(1, 21167154135), (3, 7055718045), (5, 4233430827), (9, 2351906015), (15, 1411143609), (45, 470381203), (127, 166670505), (381, 55556835), (521, 40627935), (635, 33334101), (1143, 18518945), (1563, 13542645), (1905, 11111367), (2605, 8125587), (4689, 4514215), (5715, 3703789), (7109, 2977515), (7815, 2708529), (21327, 992505), (23445, 902843), (35545, 595503), (63981, 330835), (66167, 319905), (106635, 198501)]