21722946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6547}}^1$

素因数の和:6638

約数の個数: 32

約数和(自身を含む): 50288640

約数和(自身を除く): 28565694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 6547, 13094, 19641, 39282, 45829, 91658, 137487, 274974, 517213, 1034426, 1551639, 3103278, 3620491, 7240982, 10861473, 21722946]

約数ペア:

[(1, 21722946), (2, 10861473), (3, 7240982), (6, 3620491), (7, 3103278), (14, 1551639), (21, 1034426), (42, 517213), (79, 274974), (158, 137487), (237, 91658), (474, 45829), (553, 39282), (1106, 19641), (1659, 13094), (3318, 6547)]