21365568

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{757}}^1$

素因数の和:789

約数の個数: 126

約数和(自身を含む): 71333106

約数和(自身を除く): 49967538

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 392, 441, 448, 504, 576, 588, 672, 757, 784, 882, 1008, 1176, 1344, 1514, 1568, 1764, 2016, 2271, 2352, 3028, 3136, 3528, 4032, 4542, 4704, 5299, 6056, 6813, 7056, 9084, 9408, 10598, 12112, 13626, 14112, 15897, 18168, 21196, 24224, 27252, 28224, 31794, 36336, 37093, 42392, 47691, 48448, 54504, 63588, 72672, 74186, 84784, 95382, 109008, 111279, 127176, 145344, 148372, 169568, 190764, 218016, 222558, 254352, 296744, 333837, 339136, 381528, 436032, 445116, 508704, 593488, 667674, 763056, 890232, 1017408, 1186976, 1335348, 1526112, 1780464, 2373952, 2670696, 3052224, 3560928, 5341392, 7121856, 10682784, 21365568]

約数ペア:

[(1, 21365568), (2, 10682784), (3, 7121856), (4, 5341392), (6, 3560928), (7, 3052224), (8, 2670696), (9, 2373952), (12, 1780464), (14, 1526112), (16, 1335348), (18, 1186976), (21, 1017408), (24, 890232), (28, 763056), (32, 667674), (36, 593488), (42, 508704), (48, 445116), (49, 436032), (56, 381528), (63, 339136), (64, 333837), (72, 296744), (84, 254352), (96, 222558), (98, 218016), (112, 190764), (126, 169568), (144, 148372), (147, 145344), (168, 127176), (192, 111279), (196, 109008), (224, 95382), (252, 84784), (288, 74186), (294, 72672), (336, 63588), (392, 54504), (441, 48448), (448, 47691), (504, 42392), (576, 37093), (588, 36336), (672, 31794), (757, 28224), (784, 27252), (882, 24224), (1008, 21196), (1176, 18168), (1344, 15897), (1514, 14112), (1568, 13626), (1764, 12112), (2016, 10598), (2271, 9408), (2352, 9084), (3028, 7056), (3136, 6813), (3528, 6056), (4032, 5299), (4542, 4704)]