21098538

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37811}}^1$

素因数の和:37850

約数の個数: 24

約数和(自身を含む): 47189376

約数和(自身を除く): 26090838

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 37811, 75622, 113433, 226866, 340299, 680598, 1172141, 2344282, 3516423, 7032846, 10549269, 21098538]

約数ペア:

[(1, 21098538), (2, 10549269), (3, 7032846), (6, 3516423), (9, 2344282), (18, 1172141), (31, 680598), (62, 340299), (93, 226866), (186, 113433), (279, 75622), (558, 37811)]