21649068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85909}}^1$

素因数の和:85926

約数の個数: 36

約数和(自身を含む): 62542480

約数和(自身を除く): 40893412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85909, 171818, 257727, 343636, 515454, 601363, 773181, 1030908, 1202726, 1546362, 1804089, 2405452, 3092724, 3608178, 5412267, 7216356, 10824534, 21649068]

約数ペア:

[(1, 21649068), (2, 10824534), (3, 7216356), (4, 5412267), (6, 3608178), (7, 3092724), (9, 2405452), (12, 1804089), (14, 1546362), (18, 1202726), (21, 1030908), (28, 773181), (36, 601363), (42, 515454), (63, 343636), (84, 257727), (126, 171818), (252, 85909)]