20653206

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{70249}}^1$

素因数の和:70268

約数の個数: 24

約数和(自身を含む): 48051000

約数和(自身を除く): 27397794

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 70249, 140498, 210747, 421494, 491743, 983486, 1475229, 2950458, 3442201, 6884402, 10326603, 20653206]

約数ペア:

[(1, 20653206), (2, 10326603), (3, 6884402), (6, 3442201), (7, 2950458), (14, 1475229), (21, 983486), (42, 491743), (49, 421494), (98, 210747), (147, 140498), (294, 70249)]