20937210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{14243}}^1$

素因数の和:14267

約数の個数: 48

約数和(自身を含む): 58457376

約数和(自身を除く): 37520166

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 14243, 28486, 42729, 71215, 85458, 99701, 142430, 199402, 213645, 299103, 427290, 498505, 598206, 697907, 997010, 1395814, 1495515, 2093721, 2991030, 3489535, 4187442, 6979070, 10468605, 20937210]

約数ペア:

[(1, 20937210), (2, 10468605), (3, 6979070), (5, 4187442), (6, 3489535), (7, 2991030), (10, 2093721), (14, 1495515), (15, 1395814), (21, 997010), (30, 697907), (35, 598206), (42, 498505), (49, 427290), (70, 299103), (98, 213645), (105, 199402), (147, 142430), (210, 99701), (245, 85458), (294, 71215), (490, 42729), (735, 28486), (1470, 14243)]