21000570630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1455341}}^1$

素因数の和:1455401

約数の個数: 64

約数和(自身を含む): 55745419968

約数和(自身を除く): 34744849338

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 962, 1110, 1443, 2405, 2886, 4810, 7215, 14430, 1455341, 2910682, 4366023, 7276705, 8732046, 14553410, 18919433, 21830115, 37838866, 43660230, 53847617, 56758299, 94597165, 107695234, 113516598, 161542851, 189194330, 269238085, 283791495, 323085702, 538476170, 567582990, 700019021, 807714255, 1400038042, 1615428510, 2100057063, 3500095105, 4200114126, 7000190210, 10500285315, 21000570630]

約数ペア:

[(1, 21000570630), (2, 10500285315), (3, 7000190210), (5, 4200114126), (6, 3500095105), (10, 2100057063), (13, 1615428510), (15, 1400038042), (26, 807714255), (30, 700019021), (37, 567582990), (39, 538476170), (65, 323085702), (74, 283791495), (78, 269238085), (111, 189194330), (130, 161542851), (185, 113516598), (195, 107695234), (222, 94597165), (370, 56758299), (390, 53847617), (481, 43660230), (555, 37838866), (962, 21830115), (1110, 18919433), (1443, 14553410), (2405, 8732046), (2886, 7276705), (4810, 4366023), (7215, 2910682), (14430, 1455341)]