21191457960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58865161}}^1$

素因数の和:58865178

約数の個数: 48

約数和(自身を含む): 68872239540

約数和(自身を除く): 47680781580

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, 58865161, 117730322, 176595483, 235460644, 294325805, 353190966, 470921288, 529786449, 588651610, 706381932, 882977415, 1059572898, 1177303220, 1412763864, 1765954830, 2119145796, 2354606440, 2648932245, 3531909660, 4238291592, 5297864490, 7063819320, 10595728980, 21191457960]

約数ペア:

[(1, 21191457960), (2, 10595728980), (3, 7063819320), (4, 5297864490), (5, 4238291592), (6, 3531909660), (8, 2648932245), (9, 2354606440), (10, 2119145796), (12, 1765954830), (15, 1412763864), (18, 1177303220), (20, 1059572898), (24, 882977415), (30, 706381932), (36, 588651610), (40, 529786449), (45, 470921288), (60, 353190966), (72, 294325805), (90, 235460644), (120, 176595483), (180, 117730322), (360, 58865161)]