21866624

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{773}}^1$

素因数の和:817

約数の個数: 64

約数和(自身を含む): 49737240

約数和(自身を除く): 27870616

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 773, 832, 884, 1088, 1546, 1664, 1768, 2176, 3092, 3536, 6184, 7072, 10049, 12368, 13141, 14144, 20098, 24736, 26282, 28288, 40196, 49472, 52564, 80392, 98944, 105128, 160784, 170833, 210256, 321568, 341666, 420512, 643136, 683332, 841024, 1286272, 1366664, 1682048, 2733328, 5466656, 10933312, 21866624]

約数ペア:

[(1, 21866624), (2, 10933312), (4, 5466656), (8, 2733328), (13, 1682048), (16, 1366664), (17, 1286272), (26, 841024), (32, 683332), (34, 643136), (52, 420512), (64, 341666), (68, 321568), (104, 210256), (128, 170833), (136, 160784), (208, 105128), (221, 98944), (272, 80392), (416, 52564), (442, 49472), (544, 40196), (773, 28288), (832, 26282), (884, 24736), (1088, 20098), (1546, 14144), (1664, 13141), (1768, 12368), (2176, 10049), (3092, 7072), (3536, 6184)]