21503962368

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{1333331}}^1$

素因数の和:1333360

約数の個数: 108

約数和(自身を含む): 70858595808

約数和(自身を除く): 49354633440

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 16128, 1333331, 2666662, 3999993, 5333324, 7999986, 9333317, 10666648, 11999979, 15999972, 18666634, 21333296, 23999958, 27999951, 31999944, 37333268, 42666592, 47999916, 55999902, 63999888, 74666536, 83999853, 85333184, 95999832, 111999804, 127999776, 149333072, 167999706, 170666368, 191999664, 223999608, 255999552, 298666144, 335999412, 341332736, 383999328, 447999216, 511999104, 597332288, 671998824, 767998656, 895998432, 1023998208, 1194664576, 1343997648, 1535997312, 1791996864, 2389329152, 2687995296, 3071994624, 3583993728, 5375990592, 7167987456, 10751981184, 21503962368]

約数ペア:

[(1, 21503962368), (2, 10751981184), (3, 7167987456), (4, 5375990592), (6, 3583993728), (7, 3071994624), (8, 2687995296), (9, 2389329152), (12, 1791996864), (14, 1535997312), (16, 1343997648), (18, 1194664576), (21, 1023998208), (24, 895998432), (28, 767998656), (32, 671998824), (36, 597332288), (42, 511999104), (48, 447999216), (56, 383999328), (63, 341332736), (64, 335999412), (72, 298666144), (84, 255999552), (96, 223999608), (112, 191999664), (126, 170666368), (128, 167999706), (144, 149333072), (168, 127999776), (192, 111999804), (224, 95999832), (252, 85333184), (256, 83999853), (288, 74666536), (336, 63999888), (384, 55999902), (448, 47999916), (504, 42666592), (576, 37333268), (672, 31999944), (768, 27999951), (896, 23999958), (1008, 21333296), (1152, 18666634), (1344, 15999972), (1792, 11999979), (2016, 10666648), (2304, 9333317), (2688, 7999986), (4032, 5333324), (5376, 3999993), (8064, 2666662), (16128, 1333331)]