21656214

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{13829}}^1$

素因数の和:13869

約数の個数: 32

約数和(自身を含む): 49788000

約数和(自身を除く): 28131786

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 13829, 27658, 41487, 82974, 124461, 248922, 373383, 401041, 746766, 802082, 1203123, 2406246, 3609369, 7218738, 10828107, 21656214]

約数ペア:

[(1, 21656214), (2, 10828107), (3, 7218738), (6, 3609369), (9, 2406246), (18, 1203123), (27, 802082), (29, 746766), (54, 401041), (58, 373383), (87, 248922), (174, 124461), (261, 82974), (522, 41487), (783, 27658), (1566, 13829)]