21474502

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3923}}^1$

素因数の和:3972

約数の個数: 32

約数和(自身を含む): 40684032

約数和(自身を除く): 19209530

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 782, 2737, 3923, 5474, 7846, 27461, 54922, 66691, 90229, 133382, 180458, 466837, 631603, 933674, 1263206, 1533893, 3067786, 10737251, 21474502]

約数ペア:

[(1, 21474502), (2, 10737251), (7, 3067786), (14, 1533893), (17, 1263206), (23, 933674), (34, 631603), (46, 466837), (119, 180458), (161, 133382), (238, 90229), (322, 66691), (391, 54922), (782, 27461), (2737, 7846), (3923, 5474)]