21167700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1961

約数の個数: 72

約数和(自身を含む): 62933472

約数和(自身を除く): 41765772

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, 1907, 2220, 2775, 3700, 3814, 5550, 5721, 7628, 9535, 11100, 11442, 19070, 22884, 28605, 38140, 47675, 57210, 70559, 95350, 114420, 141118, 143025, 190700, 211677, 282236, 286050, 352795, 423354, 572100, 705590, 846708, 1058385, 1411180, 1763975, 2116770, 3527950, 4233540, 5291925, 7055900, 10583850, 21167700]

約数ペア:

[(1, 21167700), (2, 10583850), (3, 7055900), (4, 5291925), (5, 4233540), (6, 3527950), (10, 2116770), (12, 1763975), (15, 1411180), (20, 1058385), (25, 846708), (30, 705590), (37, 572100), (50, 423354), (60, 352795), (74, 286050), (75, 282236), (100, 211677), (111, 190700), (148, 143025), (150, 141118), (185, 114420), (222, 95350), (300, 70559), (370, 57210), (444, 47675), (555, 38140), (740, 28605), (925, 22884), (1110, 19070), (1850, 11442), (1907, 11100), (2220, 9535), (2775, 7628), (3700, 5721), (3814, 5550)]