21608412

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{36749}}^1$

素因数の和:36770

約数の個数: 36

約数和(自身を含む): 58653000

約数和(自身を除く): 37044588

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 36749, 73498, 110247, 146996, 220494, 257243, 440988, 514486, 771729, 1028972, 1543458, 1800701, 3086916, 3601402, 5402103, 7202804, 10804206, 21608412]

約数ペア:

[(1, 21608412), (2, 10804206), (3, 7202804), (4, 5402103), (6, 3601402), (7, 3086916), (12, 1800701), (14, 1543458), (21, 1028972), (28, 771729), (42, 514486), (49, 440988), (84, 257243), (98, 220494), (147, 146996), (196, 110247), (294, 73498), (588, 36749)]