21504864

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{13177}}^1$

素因数の和:13207

約数の個数: 48

約数和(自身を含む): 59775408

約数和(自身を除く): 38270544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 13177, 26354, 39531, 52708, 79062, 105416, 158124, 210832, 224009, 316248, 421664, 448018, 632496, 672027, 896036, 1264992, 1344054, 1792072, 2688108, 3584144, 5376216, 7168288, 10752432, 21504864]

約数ペア:

[(1, 21504864), (2, 10752432), (3, 7168288), (4, 5376216), (6, 3584144), (8, 2688108), (12, 1792072), (16, 1344054), (17, 1264992), (24, 896036), (32, 672027), (34, 632496), (48, 448018), (51, 421664), (68, 316248), (96, 224009), (102, 210832), (136, 158124), (204, 105416), (272, 79062), (408, 52708), (544, 39531), (816, 26354), (1632, 13177)]