21653632

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3$

素因数の和:71

約数の個数: 128

約数和(自身を含む): 58262400

約数和(自身を除く): 36608768

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 128, 143, 154, 169, 176, 182, 208, 224, 286, 308, 338, 352, 364, 416, 448, 572, 616, 676, 704, 728, 832, 896, 1001, 1144, 1183, 1232, 1352, 1408, 1456, 1664, 1859, 2002, 2197, 2288, 2366, 2464, 2704, 2912, 3718, 4004, 4394, 4576, 4732, 4928, 5408, 5824, 7436, 8008, 8788, 9152, 9464, 9856, 10816, 11648, 13013, 14872, 15379, 16016, 17576, 18304, 18928, 21632, 24167, 26026, 29744, 30758, 32032, 35152, 37856, 48334, 52052, 59488, 61516, 64064, 70304, 75712, 96668, 104104, 118976, 123032, 128128, 140608, 151424, 169169, 193336, 208208, 237952, 246064, 281216, 338338, 386672, 416416, 492128, 676676, 773344, 832832, 984256, 1353352, 1546688, 1665664, 1968512, 2706704, 3093376, 5413408, 10826816, 21653632]

約数ペア:

[(1, 21653632), (2, 10826816), (4, 5413408), (7, 3093376), (8, 2706704), (11, 1968512), (13, 1665664), (14, 1546688), (16, 1353352), (22, 984256), (26, 832832), (28, 773344), (32, 676676), (44, 492128), (52, 416416), (56, 386672), (64, 338338), (77, 281216), (88, 246064), (91, 237952), (104, 208208), (112, 193336), (128, 169169), (143, 151424), (154, 140608), (169, 128128), (176, 123032), (182, 118976), (208, 104104), (224, 96668), (286, 75712), (308, 70304), (338, 64064), (352, 61516), (364, 59488), (416, 52052), (448, 48334), (572, 37856), (616, 35152), (676, 32032), (704, 30758), (728, 29744), (832, 26026), (896, 24167), (1001, 21632), (1144, 18928), (1183, 18304), (1232, 17576), (1352, 16016), (1408, 15379), (1456, 14872), (1664, 13013), (1859, 11648), (2002, 10816), (2197, 9856), (2288, 9464), (2366, 9152), (2464, 8788), (2704, 8008), (2912, 7436), (3718, 5824), (4004, 5408), (4394, 4928), (4576, 4732)]