21377024

素因数分解:

$2^{12}\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:348

約数の個数: 52

約数和(自身を含む): 45410904

約数和(自身を除く): 24033880

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 307, 512, 544, 614, 1024, 1088, 1228, 2048, 2176, 2456, 4096, 4352, 4912, 5219, 8704, 9824, 10438, 17408, 19648, 20876, 34816, 39296, 41752, 69632, 78592, 83504, 157184, 167008, 314368, 334016, 628736, 668032, 1257472, 1336064, 2672128, 5344256, 10688512, 21377024]

約数ペア:

[(1, 21377024), (2, 10688512), (4, 5344256), (8, 2672128), (16, 1336064), (17, 1257472), (32, 668032), (34, 628736), (64, 334016), (68, 314368), (128, 167008), (136, 157184), (256, 83504), (272, 78592), (307, 69632), (512, 41752), (544, 39296), (614, 34816), (1024, 20876), (1088, 19648), (1228, 17408), (2048, 10438), (2176, 9824), (2456, 8704), (4096, 5219), (4352, 4912)]