21102738

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 22079982

約数列:

[1, 2, 3, 6, 97, 101, 194, 202, 291, 303, 359, 582, 606, 718, 1077, 2154, 9797, 19594, 29391, 34823, 36259, 58782, 69646, 72518, 104469, 108777, 208938, 217554, 3517123, 7034246, 10551369, 21102738]

約数ペア:

[(1, 21102738), (2, 10551369), (3, 7034246), (6, 3517123), (97, 217554), (101, 208938), (194, 108777), (202, 104469), (291, 72518), (303, 69646), (359, 58782), (582, 36259), (606, 34823), (718, 29391), (1077, 19594), (2154, 9797)]