21079752840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58554869}}^1$

素因数の和:58554886

約数の個数: 48

約数和(自身を含む): 68509197900

約数和(自身を除く): 47429445060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58554869, 117109738, 175664607, 234219476, 292774345, 351329214, 468438952, 526993821, 585548690, 702658428, 878323035, 1053987642, 1171097380, 1405316856, 1756646070, 2107975284, 2342194760, 2634969105, 3513292140, 4215950568, 5269938210, 7026584280, 10539876420, 21079752840]

約数ペア:

[(1, 21079752840), (2, 10539876420), (3, 7026584280), (4, 5269938210), (5, 4215950568), (6, 3513292140), (8, 2634969105), (9, 2342194760), (10, 2107975284), (12, 1756646070), (15, 1405316856), (18, 1171097380), (20, 1053987642), (24, 878323035), (30, 702658428), (36, 585548690), (40, 526993821), (45, 468438952), (60, 351329214), (72, 292774345), (90, 234219476), (120, 175664607), (180, 117109738), (360, 58554869)]