2021022355850

素因数分解:

$2^1\times 5^2\times {\mathrm{1427}}^1\times {\mathrm{1559}}^1\times {\mathrm{18169}}^1$

素因数の和:21167

約数の個数: 48

約数和(自身を含む): 3764355940800

約数和(自身を除く): 1743333584950

約数列:

[1, 2, 5, 10, 25, 50, 1427, 1559, 2854, 3118, 7135, 7795, 14270, 15590, 18169, 35675, 36338, 38975, 71350, 77950, 90845, 181690, 454225, 908450, 2224693, 4449386, 11123465, 22246930, 25927163, 28325471, 51854326, 55617325, 56650942, 111234650, 129635815, 141627355, 259271630, 283254710, 648179075, 708136775, 1296358150, 1416273550, 40420447117, 80840894234, 202102235585, 404204471170, 1010511177925, 2021022355850]

約数ペア:

[(1, 2021022355850), (2, 1010511177925), (5, 404204471170), (10, 202102235585), (25, 80840894234), (50, 40420447117), (1427, 1416273550), (1559, 1296358150), (2854, 708136775), (3118, 648179075), (7135, 283254710), (7795, 259271630), (14270, 141627355), (15590, 129635815), (18169, 111234650), (35675, 56650942), (36338, 55617325), (38975, 51854326), (71350, 28325471), (77950, 25927163), (90845, 22246930), (181690, 11123465), (454225, 4449386), (908450, 2224693)]