21646968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{479}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 40561032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 269, 479, 538, 807, 958, 1076, 1437, 1614, 1883, 1916, 2152, 2874, 3228, 3353, 3766, 3832, 5649, 5748, 6456, 6706, 7532, 10059, 11298, 11496, 13412, 15064, 20118, 22596, 26824, 40236, 45192, 80472, 128851, 257702, 386553, 515404, 773106, 901957, 1030808, 1546212, 1803914, 2705871, 3092424, 3607828, 5411742, 7215656, 10823484, 21646968]

約数ペア:

[(1, 21646968), (2, 10823484), (3, 7215656), (4, 5411742), (6, 3607828), (7, 3092424), (8, 2705871), (12, 1803914), (14, 1546212), (21, 1030808), (24, 901957), (28, 773106), (42, 515404), (56, 386553), (84, 257702), (168, 128851), (269, 80472), (479, 45192), (538, 40236), (807, 26824), (958, 22596), (1076, 20118), (1437, 15064), (1614, 13412), (1883, 11496), (1916, 11298), (2152, 10059), (2874, 7532), (3228, 6706), (3353, 6456), (3766, 5748), (3832, 5649)]