21551796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85523}}^1$

素因数の和:85540

約数の個数: 36

約数和(自身を含む): 62261472

約数和(自身を除く): 40709676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85523, 171046, 256569, 342092, 513138, 598661, 769707, 1026276, 1197322, 1539414, 1795983, 2394644, 3078828, 3591966, 5387949, 7183932, 10775898, 21551796]

約数ペア:

[(1, 21551796), (2, 10775898), (3, 7183932), (4, 5387949), (6, 3591966), (7, 3078828), (9, 2394644), (12, 1795983), (14, 1539414), (18, 1197322), (21, 1026276), (28, 769707), (36, 598661), (42, 513138), (63, 342092), (84, 256569), (126, 171046), (252, 85523)]