21916206

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1283}}^1$

素因数の和:1377

約数の個数: 48

約数和(自身を含む): 51878736

約数和(自身を除く): 29962530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 73, 78, 117, 146, 219, 234, 438, 657, 949, 1283, 1314, 1898, 2566, 2847, 3849, 5694, 7698, 8541, 11547, 16679, 17082, 23094, 33358, 50037, 93659, 100074, 150111, 187318, 280977, 300222, 561954, 842931, 1217567, 1685862, 2435134, 3652701, 7305402, 10958103, 21916206]

約数ペア:

[(1, 21916206), (2, 10958103), (3, 7305402), (6, 3652701), (9, 2435134), (13, 1685862), (18, 1217567), (26, 842931), (39, 561954), (73, 300222), (78, 280977), (117, 187318), (146, 150111), (219, 100074), (234, 93659), (438, 50037), (657, 33358), (949, 23094), (1283, 17082), (1314, 16679), (1898, 11547), (2566, 8541), (2847, 7698), (3849, 5694)]