21156300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2137}}^1$

素因数の和:2168

約数の個数: 108

約数和(自身を含む): 72375576

約数和(自身を除く): 51219276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 132, 150, 165, 180, 198, 220, 225, 275, 300, 330, 396, 450, 495, 550, 660, 825, 900, 990, 1100, 1650, 1980, 2137, 2475, 3300, 4274, 4950, 6411, 8548, 9900, 10685, 12822, 19233, 21370, 23507, 25644, 32055, 38466, 42740, 47014, 53425, 64110, 70521, 76932, 94028, 96165, 106850, 117535, 128220, 141042, 160275, 192330, 211563, 213700, 235070, 282084, 320550, 352605, 384660, 423126, 470140, 480825, 587675, 641100, 705210, 846252, 961650, 1057815, 1175350, 1410420, 1763025, 1923300, 2115630, 2350700, 3526050, 4231260, 5289075, 7052100, 10578150, 21156300]

約数ペア:

[(1, 21156300), (2, 10578150), (3, 7052100), (4, 5289075), (5, 4231260), (6, 3526050), (9, 2350700), (10, 2115630), (11, 1923300), (12, 1763025), (15, 1410420), (18, 1175350), (20, 1057815), (22, 961650), (25, 846252), (30, 705210), (33, 641100), (36, 587675), (44, 480825), (45, 470140), (50, 423126), (55, 384660), (60, 352605), (66, 320550), (75, 282084), (90, 235070), (99, 213700), (100, 211563), (110, 192330), (132, 160275), (150, 141042), (165, 128220), (180, 117535), (198, 106850), (220, 96165), (225, 94028), (275, 76932), (300, 70521), (330, 64110), (396, 53425), (450, 47014), (495, 42740), (550, 38466), (660, 32055), (825, 25644), (900, 23507), (990, 21370), (1100, 19233), (1650, 12822), (1980, 10685), (2137, 9900), (2475, 8548), (3300, 6411), (4274, 4950)]