21000859194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8474923}}^1$

素因数の和:8474994

約数の個数: 32

約数和(自身を含む): 48815562240

約数和(自身を除く): 27814703046

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 8474923, 16949846, 25424769, 50849538, 59324461, 118648922, 177973383, 355946766, 500020457, 1000040914, 1500061371, 3000122742, 3500143199, 7000286398, 10500429597, 21000859194]

約数ペア:

[(1, 21000859194), (2, 10500429597), (3, 7000286398), (6, 3500143199), (7, 3000122742), (14, 1500061371), (21, 1000040914), (42, 500020457), (59, 355946766), (118, 177973383), (177, 118648922), (354, 59324461), (413, 50849538), (826, 25424769), (1239, 16949846), (2478, 8474923)]