21729344

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1$

素因数の和:93

約数の個数: 126

約数和(自身を含む): 55638954

約数和(自身を除く): 33909610

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 41, 49, 52, 56, 64, 82, 91, 98, 104, 112, 164, 169, 182, 196, 208, 224, 287, 328, 338, 364, 392, 416, 448, 533, 574, 637, 656, 676, 728, 784, 832, 1066, 1148, 1183, 1274, 1312, 1352, 1456, 1568, 2009, 2132, 2296, 2366, 2548, 2624, 2704, 2912, 3136, 3731, 4018, 4264, 4592, 4732, 5096, 5408, 5824, 6929, 7462, 8036, 8281, 8528, 9184, 9464, 10192, 10816, 13858, 14924, 16072, 16562, 17056, 18368, 18928, 20384, 26117, 27716, 29848, 32144, 33124, 34112, 37856, 40768, 48503, 52234, 55432, 59696, 64288, 66248, 75712, 97006, 104468, 110864, 119392, 128576, 132496, 194012, 208936, 221728, 238784, 264992, 339521, 388024, 417872, 443456, 529984, 679042, 776048, 835744, 1358084, 1552096, 1671488, 2716168, 3104192, 5432336, 10864672, 21729344]

約数ペア:

[(1, 21729344), (2, 10864672), (4, 5432336), (7, 3104192), (8, 2716168), (13, 1671488), (14, 1552096), (16, 1358084), (26, 835744), (28, 776048), (32, 679042), (41, 529984), (49, 443456), (52, 417872), (56, 388024), (64, 339521), (82, 264992), (91, 238784), (98, 221728), (104, 208936), (112, 194012), (164, 132496), (169, 128576), (182, 119392), (196, 110864), (208, 104468), (224, 97006), (287, 75712), (328, 66248), (338, 64288), (364, 59696), (392, 55432), (416, 52234), (448, 48503), (533, 40768), (574, 37856), (637, 34112), (656, 33124), (676, 32144), (728, 29848), (784, 27716), (832, 26117), (1066, 20384), (1148, 18928), (1183, 18368), (1274, 17056), (1312, 16562), (1352, 16072), (1456, 14924), (1568, 13858), (2009, 10816), (2132, 10192), (2296, 9464), (2366, 9184), (2548, 8528), (2624, 8281), (2704, 8036), (2912, 7462), (3136, 6929), (3731, 5824), (4018, 5408), (4264, 5096), (4592, 4732)]