21776512

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{2789}}^1$

素因数の和:2864

約数の個数: 32

約数和(自身を含む): 44109900

約数和(自身を除く): 22333388

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 2789, 3904, 5578, 7808, 11156, 22312, 44624, 89248, 170129, 178496, 340258, 356992, 680516, 1361032, 2722064, 5444128, 10888256, 21776512]

約数ペア:

[(1, 21776512), (2, 10888256), (4, 5444128), (8, 2722064), (16, 1361032), (32, 680516), (61, 356992), (64, 340258), (122, 178496), (128, 170129), (244, 89248), (488, 44624), (976, 22312), (1952, 11156), (2789, 7808), (3904, 5578)]