21712992

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:508

約数の個数: 96

約数和(自身を含む): 66124800

約数和(自身を除く): 44411808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 79, 84, 96, 112, 158, 168, 224, 237, 316, 336, 409, 474, 553, 632, 672, 818, 948, 1106, 1227, 1264, 1636, 1659, 1896, 2212, 2454, 2528, 2863, 3272, 3318, 3792, 4424, 4908, 5726, 6544, 6636, 7584, 8589, 8848, 9816, 11452, 13088, 13272, 17178, 17696, 19632, 22904, 26544, 32311, 34356, 39264, 45808, 53088, 64622, 68712, 91616, 96933, 129244, 137424, 193866, 226177, 258488, 274848, 387732, 452354, 516976, 678531, 775464, 904708, 1033952, 1357062, 1550928, 1809416, 2714124, 3101856, 3618832, 5428248, 7237664, 10856496, 21712992]

約数ペア:

[(1, 21712992), (2, 10856496), (3, 7237664), (4, 5428248), (6, 3618832), (7, 3101856), (8, 2714124), (12, 1809416), (14, 1550928), (16, 1357062), (21, 1033952), (24, 904708), (28, 775464), (32, 678531), (42, 516976), (48, 452354), (56, 387732), (79, 274848), (84, 258488), (96, 226177), (112, 193866), (158, 137424), (168, 129244), (224, 96933), (237, 91616), (316, 68712), (336, 64622), (409, 53088), (474, 45808), (553, 39264), (632, 34356), (672, 32311), (818, 26544), (948, 22904), (1106, 19632), (1227, 17696), (1264, 17178), (1636, 13272), (1659, 13088), (1896, 11452), (2212, 9816), (2454, 8848), (2528, 8589), (2863, 7584), (3272, 6636), (3318, 6544), (3792, 5726), (4424, 4908)]