21856344

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 56835840

約数和(自身を除く): 34979496

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 151, 163, 222, 296, 302, 326, 444, 453, 489, 604, 652, 888, 906, 978, 1208, 1304, 1812, 1956, 3624, 3912, 5587, 6031, 11174, 12062, 16761, 18093, 22348, 24124, 24613, 33522, 36186, 44696, 48248, 49226, 67044, 72372, 73839, 98452, 134088, 144744, 147678, 196904, 295356, 590712, 910681, 1821362, 2732043, 3642724, 5464086, 7285448, 10928172, 21856344]

約数ペア:

[(1, 21856344), (2, 10928172), (3, 7285448), (4, 5464086), (6, 3642724), (8, 2732043), (12, 1821362), (24, 910681), (37, 590712), (74, 295356), (111, 196904), (148, 147678), (151, 144744), (163, 134088), (222, 98452), (296, 73839), (302, 72372), (326, 67044), (444, 49226), (453, 48248), (489, 44696), (604, 36186), (652, 33522), (888, 24613), (906, 24124), (978, 22348), (1208, 18093), (1304, 16761), (1812, 12062), (1956, 11174), (3624, 6031), (3912, 5587)]