2021054476

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{6823}}^1$

素因数の和:7054

約数の個数: 48

約数和(自身を含む): 4127155200

約数和(自身を除く): 2106100724

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 149, 284, 298, 497, 596, 994, 1043, 1988, 2086, 4172, 6823, 10579, 13646, 21158, 27292, 42316, 47761, 74053, 95522, 148106, 191044, 296212, 484433, 968866, 1016627, 1937732, 2033254, 3391031, 4066508, 6782062, 7116389, 13564124, 14232778, 28465556, 72180517, 144361034, 288722068, 505263619, 1010527238, 2021054476]

約数ペア:

[(1, 2021054476), (2, 1010527238), (4, 505263619), (7, 288722068), (14, 144361034), (28, 72180517), (71, 28465556), (142, 14232778), (149, 13564124), (284, 7116389), (298, 6782062), (497, 4066508), (596, 3391031), (994, 2033254), (1043, 1937732), (1988, 1016627), (2086, 968866), (4172, 484433), (6823, 296212), (10579, 191044), (13646, 148106), (21158, 95522), (27292, 74053), (42316, 47761)]