21504333608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{224209}}^1$

素因数の和:224865

約数の個数: 32

約数和(自身を含む): 42510216000

約数和(自身を除く): 21005882392

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 631, 1262, 2524, 5048, 11989, 23978, 47956, 95912, 224209, 448418, 896836, 1793672, 4259971, 8519942, 17039884, 34079768, 141475879, 282951758, 565903516, 1131807032, 2688041701, 5376083402, 10752166804, 21504333608]

約数ペア:

[(1, 21504333608), (2, 10752166804), (4, 5376083402), (8, 2688041701), (19, 1131807032), (38, 565903516), (76, 282951758), (152, 141475879), (631, 34079768), (1262, 17039884), (2524, 8519942), (5048, 4259971), (11989, 1793672), (23978, 896836), (47956, 448418), (95912, 224209)]