21123744

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:382

約数の個数: 96

約数和(自身を含む): 60137280

約数和(自身を除く): 39013536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 37, 38, 48, 57, 74, 76, 96, 111, 114, 148, 152, 222, 228, 296, 304, 313, 444, 456, 592, 608, 626, 703, 888, 912, 939, 1184, 1252, 1406, 1776, 1824, 1878, 2109, 2504, 2812, 3552, 3756, 4218, 5008, 5624, 5947, 7512, 8436, 10016, 11248, 11581, 11894, 15024, 16872, 17841, 22496, 23162, 23788, 30048, 33744, 34743, 35682, 46324, 47576, 67488, 69486, 71364, 92648, 95152, 138972, 142728, 185296, 190304, 220039, 277944, 285456, 370592, 440078, 555888, 570912, 660117, 880156, 1111776, 1320234, 1760312, 2640468, 3520624, 5280936, 7041248, 10561872, 21123744]

約数ペア:

[(1, 21123744), (2, 10561872), (3, 7041248), (4, 5280936), (6, 3520624), (8, 2640468), (12, 1760312), (16, 1320234), (19, 1111776), (24, 880156), (32, 660117), (37, 570912), (38, 555888), (48, 440078), (57, 370592), (74, 285456), (76, 277944), (96, 220039), (111, 190304), (114, 185296), (148, 142728), (152, 138972), (222, 95152), (228, 92648), (296, 71364), (304, 69486), (313, 67488), (444, 47576), (456, 46324), (592, 35682), (608, 34743), (626, 33744), (703, 30048), (888, 23788), (912, 23162), (939, 22496), (1184, 17841), (1252, 16872), (1406, 15024), (1776, 11894), (1824, 11581), (1878, 11248), (2109, 10016), (2504, 8436), (2812, 7512), (3552, 5947), (3756, 5624), (4218, 5008)]