21988578528

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{787}}^1\times {\mathrm{13859}}^1$

素因数の和:14669

約数の個数: 144

約数和(自身を含む): 71558847360

約数和(自身を除く): 49570268832

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, 787, 1008, 1574, 2016, 2361, 3148, 4722, 5509, 6296, 7083, 9444, 11018, 12592, 13859, 14166, 16527, 18888, 22036, 25184, 27718, 28332, 33054, 37776, 41577, 44072, 49581, 55436, 56664, 66108, 75552, 83154, 88144, 97013, 99162, 110872, 113328, 124731, 132216, 166308, 176288, 194026, 198324, 221744, 226656, 249462, 264432, 291039, 332616, 388052, 396648, 443488, 498924, 528864, 582078, 665232, 776104, 793296, 873117, 997848, 1164156, 1330464, 1552208, 1586592, 1746234, 1995696, 2328312, 3104416, 3492468, 3991392, 4656624, 6984936, 9313248, 10907033, 13969872, 21814066, 27939744, 32721099, 43628132, 65442198, 76349231, 87256264, 98163297, 130884396, 152698462, 174512528, 196326594, 229047693, 261768792, 305396924, 349025056, 392653188, 458095386, 523537584, 610793848, 687143079, 785306376, 916190772, 1047075168, 1221587696, 1374286158, 1570612752, 1832381544, 2443175392, 2748572316, 3141225504, 3664763088, 5497144632, 7329526176, 10994289264, 21988578528]

約数ペア:

[(1, 21988578528), (2, 10994289264), (3, 7329526176), (4, 5497144632), (6, 3664763088), (7, 3141225504), (8, 2748572316), (9, 2443175392), (12, 1832381544), (14, 1570612752), (16, 1374286158), (18, 1221587696), (21, 1047075168), (24, 916190772), (28, 785306376), (32, 687143079), (36, 610793848), (42, 523537584), (48, 458095386), (56, 392653188), (63, 349025056), (72, 305396924), (84, 261768792), (96, 229047693), (112, 196326594), (126, 174512528), (144, 152698462), (168, 130884396), (224, 98163297), (252, 87256264), (288, 76349231), (336, 65442198), (504, 43628132), (672, 32721099), (787, 27939744), (1008, 21814066), (1574, 13969872), (2016, 10907033), (2361, 9313248), (3148, 6984936), (4722, 4656624), (5509, 3991392), (6296, 3492468), (7083, 3104416), (9444, 2328312), (11018, 1995696), (12592, 1746234), (13859, 1586592), (14166, 1552208), (16527, 1330464), (18888, 1164156), (22036, 997848), (25184, 873117), (27718, 793296), (28332, 776104), (33054, 665232), (37776, 582078), (41577, 528864), (44072, 498924), (49581, 443488), (55436, 396648), (56664, 388052), (66108, 332616), (75552, 291039), (83154, 264432), (88144, 249462), (97013, 226656), (99162, 221744), (110872, 198324), (113328, 194026), (124731, 176288), (132216, 166308)]