21693632

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 56

約数和(自身を含む): 46232064

約数和(自身を除く): 24538432

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 127, 136, 157, 254, 272, 314, 508, 544, 628, 1016, 1088, 1256, 2032, 2159, 2512, 2669, 4064, 4318, 5024, 5338, 8128, 8636, 10048, 10676, 17272, 19939, 21352, 34544, 39878, 42704, 69088, 79756, 85408, 138176, 159512, 170816, 319024, 338963, 638048, 677926, 1276096, 1355852, 2711704, 5423408, 10846816, 21693632]

約数ペア:

[(1, 21693632), (2, 10846816), (4, 5423408), (8, 2711704), (16, 1355852), (17, 1276096), (32, 677926), (34, 638048), (64, 338963), (68, 319024), (127, 170816), (136, 159512), (157, 138176), (254, 85408), (272, 79756), (314, 69088), (508, 42704), (544, 39878), (628, 34544), (1016, 21352), (1088, 19939), (1256, 17272), (2032, 10676), (2159, 10048), (2512, 8636), (2669, 8128), (4064, 5338), (4318, 5024)]