21416064

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1357

約数の個数: 64

約数和(自身を含む): 58254240

約数和(自身を除く): 36838176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1297, 1376, 2064, 2594, 2752, 3891, 4128, 5188, 5504, 7782, 8256, 10376, 15564, 16512, 20752, 31128, 41504, 55771, 62256, 83008, 111542, 124512, 166016, 167313, 223084, 249024, 334626, 446168, 498048, 669252, 892336, 1338504, 1784672, 2677008, 3569344, 5354016, 7138688, 10708032, 21416064]

約数ペア:

[(1, 21416064), (2, 10708032), (3, 7138688), (4, 5354016), (6, 3569344), (8, 2677008), (12, 1784672), (16, 1338504), (24, 892336), (32, 669252), (43, 498048), (48, 446168), (64, 334626), (86, 249024), (96, 223084), (128, 167313), (129, 166016), (172, 124512), (192, 111542), (258, 83008), (344, 62256), (384, 55771), (516, 41504), (688, 31128), (1032, 20752), (1297, 16512), (1376, 15564), (2064, 10376), (2594, 8256), (2752, 7782), (3891, 5504), (4128, 5188)]