21000366296

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{100511}}^1$

素因数の和:100585

約数の個数: 96

約数和(自身を含む): 50531402880

約数和(自身を除く): 29531036584

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 49, 52, 56, 82, 91, 98, 104, 164, 182, 196, 287, 328, 364, 392, 533, 574, 637, 728, 1066, 1148, 1274, 2009, 2132, 2296, 2548, 3731, 4018, 4264, 5096, 7462, 8036, 14924, 16072, 26117, 29848, 52234, 100511, 104468, 201022, 208936, 402044, 703577, 804088, 1306643, 1407154, 2613286, 2814308, 4120951, 4925039, 5226572, 5628616, 8241902, 9146501, 9850078, 10453144, 16483804, 18293002, 19700156, 28846657, 32967608, 36586004, 39400312, 53572363, 57693314, 64025507, 73172008, 107144726, 115386628, 128051014, 201926599, 214289452, 230773256, 256102028, 375006541, 403853198, 428578904, 512204056, 750013082, 807706396, 1500026164, 1615412792, 2625045787, 3000052328, 5250091574, 10500183148, 21000366296]

約数ペア:

[(1, 21000366296), (2, 10500183148), (4, 5250091574), (7, 3000052328), (8, 2625045787), (13, 1615412792), (14, 1500026164), (26, 807706396), (28, 750013082), (41, 512204056), (49, 428578904), (52, 403853198), (56, 375006541), (82, 256102028), (91, 230773256), (98, 214289452), (104, 201926599), (164, 128051014), (182, 115386628), (196, 107144726), (287, 73172008), (328, 64025507), (364, 57693314), (392, 53572363), (533, 39400312), (574, 36586004), (637, 32967608), (728, 28846657), (1066, 19700156), (1148, 18293002), (1274, 16483804), (2009, 10453144), (2132, 9850078), (2296, 9146501), (2548, 8241902), (3731, 5628616), (4018, 5226572), (4264, 4925039), (5096, 4120951), (7462, 2814308), (8036, 2613286), (14924, 1407154), (16072, 1306643), (26117, 804088), (29848, 703577), (52234, 402044), (100511, 208936), (104468, 201022)]