20210958978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1493}}^1\times {\mathrm{2957}}^1$

素因数の和:4571

約数の個数: 64

約数和(自身を含む): 46667301120

約数和(自身を除く): 26456342142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1493, 1526, 2289, 2957, 2986, 4479, 4578, 5914, 8871, 8958, 10451, 17742, 20699, 20902, 31353, 41398, 62097, 62706, 124194, 162737, 322313, 325474, 488211, 644626, 966939, 976422, 1139159, 1933878, 2256191, 2278318, 3417477, 4414801, 4512382, 6768573, 6834954, 8829602, 13244403, 13537146, 26488806, 30903607, 61807214, 92710821, 185421642, 481213309, 962426618, 1443639927, 2887279854, 3368493163, 6736986326, 10105479489, 20210958978]

約数ペア:

[(1, 20210958978), (2, 10105479489), (3, 6736986326), (6, 3368493163), (7, 2887279854), (14, 1443639927), (21, 962426618), (42, 481213309), (109, 185421642), (218, 92710821), (327, 61807214), (654, 30903607), (763, 26488806), (1493, 13537146), (1526, 13244403), (2289, 8829602), (2957, 6834954), (2986, 6768573), (4479, 4512382), (4578, 4414801), (5914, 3417477), (8871, 2278318), (8958, 2256191), (10451, 1933878), (17742, 1139159), (20699, 976422), (20902, 966939), (31353, 644626), (41398, 488211), (62097, 325474), (62706, 322313), (124194, 162737)]