21830784

素因数分解:

$2^7\times 3^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 58548000

約数和(自身を除く): 36717216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 278, 384, 409, 417, 556, 818, 834, 1112, 1227, 1636, 1668, 2224, 2454, 3272, 3336, 4448, 4908, 6544, 6672, 8896, 9816, 13088, 13344, 17792, 19632, 26176, 26688, 39264, 52352, 53376, 56851, 78528, 113702, 157056, 170553, 227404, 341106, 454808, 682212, 909616, 1364424, 1819232, 2728848, 3638464, 5457696, 7276928, 10915392, 21830784]

約数ペア:

[(1, 21830784), (2, 10915392), (3, 7276928), (4, 5457696), (6, 3638464), (8, 2728848), (12, 1819232), (16, 1364424), (24, 909616), (32, 682212), (48, 454808), (64, 341106), (96, 227404), (128, 170553), (139, 157056), (192, 113702), (278, 78528), (384, 56851), (409, 53376), (417, 52352), (556, 39264), (818, 26688), (834, 26176), (1112, 19632), (1227, 17792), (1636, 13344), (1668, 13088), (2224, 9816), (2454, 8896), (3272, 6672), (3336, 6544), (4448, 4908)]