21272014

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 34467840

約数和(自身を除く): 13195826

約数列:

[1, 2, 31, 43, 62, 79, 86, 101, 158, 202, 1333, 2449, 2666, 3131, 3397, 4343, 4898, 6262, 6794, 7979, 8686, 15958, 105307, 134633, 210614, 247349, 269266, 343097, 494698, 686194, 10636007, 21272014]

約数ペア:

[(1, 21272014), (2, 10636007), (31, 686194), (43, 494698), (62, 343097), (79, 269266), (86, 247349), (101, 210614), (158, 134633), (202, 105307), (1333, 15958), (2449, 8686), (2666, 7979), (3131, 6794), (3397, 6262), (4343, 4898)]