21374808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9787}}^1$

素因数の和:9816

約数の個数: 64

約数和(自身を含む): 65775360

約数和(自身を除く): 44400552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9787, 19574, 29361, 39148, 58722, 68509, 78296, 117444, 127231, 137018, 205527, 234888, 254462, 274036, 381693, 411054, 508924, 548072, 763386, 822108, 890617, 1017848, 1526772, 1644216, 1781234, 2671851, 3053544, 3562468, 5343702, 7124936, 10687404, 21374808]

約数ペア:

[(1, 21374808), (2, 10687404), (3, 7124936), (4, 5343702), (6, 3562468), (7, 3053544), (8, 2671851), (12, 1781234), (13, 1644216), (14, 1526772), (21, 1017848), (24, 890617), (26, 822108), (28, 763386), (39, 548072), (42, 508924), (52, 411054), (56, 381693), (78, 274036), (84, 254462), (91, 234888), (104, 205527), (156, 137018), (168, 127231), (182, 117444), (273, 78296), (312, 68509), (364, 58722), (546, 39148), (728, 29361), (1092, 19574), (2184, 9787)]