21149208

素因数分解:

$2^3\times 3^3\times {\mathrm{179}}^1\times {\mathrm{547}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 59184000

約数和(自身を除く): 38034792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 179, 216, 358, 537, 547, 716, 1074, 1094, 1432, 1611, 1641, 2148, 2188, 3222, 3282, 4296, 4376, 4833, 4923, 6444, 6564, 9666, 9846, 12888, 13128, 14769, 19332, 19692, 29538, 38664, 39384, 59076, 97913, 118152, 195826, 293739, 391652, 587478, 783304, 881217, 1174956, 1762434, 2349912, 2643651, 3524868, 5287302, 7049736, 10574604, 21149208]

約数ペア:

[(1, 21149208), (2, 10574604), (3, 7049736), (4, 5287302), (6, 3524868), (8, 2643651), (9, 2349912), (12, 1762434), (18, 1174956), (24, 881217), (27, 783304), (36, 587478), (54, 391652), (72, 293739), (108, 195826), (179, 118152), (216, 97913), (358, 59076), (537, 39384), (547, 38664), (716, 29538), (1074, 19692), (1094, 19332), (1432, 14769), (1611, 13128), (1641, 12888), (2148, 9846), (2188, 9666), (3222, 6564), (3282, 6444), (4296, 4923), (4376, 4833)]