21637728

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10733}}^1$

素因数の和:10756

約数の個数: 72

約数和(自身を含む): 70329168

約数和(自身を除く): 48691440

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10733, 21466, 32199, 42932, 64398, 75131, 85864, 96597, 128796, 150262, 171728, 193194, 225393, 257592, 300524, 343456, 386388, 450786, 515184, 601048, 676179, 772776, 901572, 1030368, 1202096, 1352358, 1545552, 1803144, 2404192, 2704716, 3091104, 3606288, 5409432, 7212576, 10818864, 21637728]

約数ペア:

[(1, 21637728), (2, 10818864), (3, 7212576), (4, 5409432), (6, 3606288), (7, 3091104), (8, 2704716), (9, 2404192), (12, 1803144), (14, 1545552), (16, 1352358), (18, 1202096), (21, 1030368), (24, 901572), (28, 772776), (32, 676179), (36, 601048), (42, 515184), (48, 450786), (56, 386388), (63, 343456), (72, 300524), (84, 257592), (96, 225393), (112, 193194), (126, 171728), (144, 150262), (168, 128796), (224, 96597), (252, 85864), (288, 75131), (336, 64398), (504, 42932), (672, 32199), (1008, 21466), (2016, 10733)]