2021479996

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{557}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 4025836080

約数和(自身を除く): 2004356084

約数列:

[1, 2, 4, 17, 19, 34, 38, 53, 68, 76, 106, 212, 323, 557, 646, 901, 1007, 1114, 1292, 1802, 2014, 2228, 2809, 3604, 4028, 5618, 9469, 10583, 11236, 17119, 18938, 21166, 29521, 34238, 37876, 42332, 47753, 53371, 59042, 68476, 95506, 106742, 118084, 179911, 191012, 213484, 359822, 501857, 560899, 719644, 907307, 1003714, 1121798, 1564613, 1814614, 2007428, 2243596, 3129226, 3629228, 6258452, 9535283, 19070566, 26598421, 29727647, 38141132, 53196842, 59455294, 106393684, 118910588, 505369999, 1010739998, 2021479996]

約数ペア:

[(1, 2021479996), (2, 1010739998), (4, 505369999), (17, 118910588), (19, 106393684), (34, 59455294), (38, 53196842), (53, 38141132), (68, 29727647), (76, 26598421), (106, 19070566), (212, 9535283), (323, 6258452), (557, 3629228), (646, 3129226), (901, 2243596), (1007, 2007428), (1114, 1814614), (1292, 1564613), (1802, 1121798), (2014, 1003714), (2228, 907307), (2809, 719644), (3604, 560899), (4028, 501857), (5618, 359822), (9469, 213484), (10583, 191012), (11236, 179911), (17119, 118084), (18938, 106742), (21166, 95506), (29521, 68476), (34238, 59042), (37876, 53371), (42332, 47753)]