21633900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1949}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 64318800

約数和(自身を除く): 42684900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 37, 50, 60, 74, 75, 100, 111, 148, 150, 185, 222, 300, 370, 444, 555, 740, 925, 1110, 1850, 1949, 2220, 2775, 3700, 3898, 5550, 5847, 7796, 9745, 11100, 11694, 19490, 23388, 29235, 38980, 48725, 58470, 72113, 97450, 116940, 144226, 146175, 194900, 216339, 288452, 292350, 360565, 432678, 584700, 721130, 865356, 1081695, 1442260, 1802825, 2163390, 3605650, 4326780, 5408475, 7211300, 10816950, 21633900]

約数ペア:

[(1, 21633900), (2, 10816950), (3, 7211300), (4, 5408475), (5, 4326780), (6, 3605650), (10, 2163390), (12, 1802825), (15, 1442260), (20, 1081695), (25, 865356), (30, 721130), (37, 584700), (50, 432678), (60, 360565), (74, 292350), (75, 288452), (100, 216339), (111, 194900), (148, 146175), (150, 144226), (185, 116940), (222, 97450), (300, 72113), (370, 58470), (444, 48725), (555, 38980), (740, 29235), (925, 23388), (1110, 19490), (1850, 11694), (1949, 11100), (2220, 9745), (2775, 7796), (3700, 5847), (3898, 5550)]