21697746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30389}}^1$

素因数の和:30418

約数の個数: 32

約数和(自身を含む): 52513920

約数和(自身を除く): 30816174

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 30389, 60778, 91167, 182334, 212723, 425446, 516613, 638169, 1033226, 1276338, 1549839, 3099678, 3616291, 7232582, 10848873, 21697746]

約数ペア:

[(1, 21697746), (2, 10848873), (3, 7232582), (6, 3616291), (7, 3099678), (14, 1549839), (17, 1276338), (21, 1033226), (34, 638169), (42, 516613), (51, 425446), (102, 212723), (119, 182334), (238, 91167), (357, 60778), (714, 30389)]