21912354

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 50838840

約数和(自身を除く): 28926486

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 101, 102, 153, 202, 303, 306, 606, 709, 909, 1418, 1717, 1818, 2127, 3434, 4254, 5151, 6381, 10302, 12053, 12762, 15453, 24106, 30906, 36159, 71609, 72318, 108477, 143218, 214827, 216954, 429654, 644481, 1217353, 1288962, 2434706, 3652059, 7304118, 10956177, 21912354]

約数ペア:

[(1, 21912354), (2, 10956177), (3, 7304118), (6, 3652059), (9, 2434706), (17, 1288962), (18, 1217353), (34, 644481), (51, 429654), (101, 216954), (102, 214827), (153, 143218), (202, 108477), (303, 72318), (306, 71609), (606, 36159), (709, 30906), (909, 24106), (1418, 15453), (1717, 12762), (1818, 12053), (2127, 10302), (3434, 6381), (4254, 5151)]