21106112

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1069

約数の個数: 56

約数和(自身を含む): 46725840

約数和(自身を除く): 25619728

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1021, 1088, 1216, 1292, 2042, 2584, 4084, 5168, 8168, 10336, 16336, 17357, 19399, 20672, 32672, 34714, 38798, 65344, 69428, 77596, 138856, 155192, 277712, 310384, 329783, 555424, 620768, 659566, 1110848, 1241536, 1319132, 2638264, 5276528, 10553056, 21106112]

約数ペア:

[(1, 21106112), (2, 10553056), (4, 5276528), (8, 2638264), (16, 1319132), (17, 1241536), (19, 1110848), (32, 659566), (34, 620768), (38, 555424), (64, 329783), (68, 310384), (76, 277712), (136, 155192), (152, 138856), (272, 77596), (304, 69428), (323, 65344), (544, 38798), (608, 34714), (646, 32672), (1021, 20672), (1088, 19399), (1216, 17357), (1292, 16336), (2042, 10336), (2584, 8168), (4084, 5168)]