21487070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{853}}^1$

素因数の和:1100

約数の個数: 32

約数和(自身を含む): 42426720

約数和(自身を除く): 20939650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 229, 458, 853, 1145, 1706, 2290, 2519, 4265, 5038, 8530, 9383, 12595, 18766, 25190, 46915, 93830, 195337, 390674, 976685, 1953370, 2148707, 4297414, 10743535, 21487070]

約数ペア:

[(1, 21487070), (2, 10743535), (5, 4297414), (10, 2148707), (11, 1953370), (22, 976685), (55, 390674), (110, 195337), (229, 93830), (458, 46915), (853, 25190), (1145, 18766), (1706, 12595), (2290, 9383), (2519, 8530), (4265, 5038)]