21555186050

素因数分解:

$2^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{353}}^1\times {\mathrm{5333}}^1$

素因数の和:5927

約数の個数: 48

約数和(自身を含む): 40389368040

約数和(自身を除く): 18834181990

約数列:

[1, 2, 5, 10, 25, 50, 229, 353, 458, 706, 1145, 1765, 2290, 3530, 5333, 5725, 8825, 10666, 11450, 17650, 26665, 53330, 80837, 133325, 161674, 266650, 404185, 808370, 1221257, 1882549, 2020925, 2442514, 3765098, 4041850, 6106285, 9412745, 12212570, 18825490, 30531425, 47063725, 61062850, 94127450, 431103721, 862207442, 2155518605, 4311037210, 10777593025, 21555186050]

約数ペア:

[(1, 21555186050), (2, 10777593025), (5, 4311037210), (10, 2155518605), (25, 862207442), (50, 431103721), (229, 94127450), (353, 61062850), (458, 47063725), (706, 30531425), (1145, 18825490), (1765, 12212570), (2290, 9412745), (3530, 6106285), (5333, 4041850), (5725, 3765098), (8825, 2442514), (10666, 2020925), (11450, 1882549), (17650, 1221257), (26665, 808370), (53330, 404185), (80837, 266650), (133325, 161674)]