21950384631

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1\times {\mathrm{21773}}^1$

素因数の和:22631

約数の個数: 32

約数和(自身を含む): 34041297408

約数和(自身を除く): 12090912777

約数列:

[1, 3, 7, 21, 61, 183, 427, 787, 1281, 2361, 5509, 16527, 21773, 48007, 65319, 144021, 152411, 336049, 457233, 1008147, 1328153, 3984459, 9297071, 17135351, 27891213, 51406053, 119947457, 359842371, 1045256411, 3135769233, 7316794877, 21950384631]

約数ペア:

[(1, 21950384631), (3, 7316794877), (7, 3135769233), (21, 1045256411), (61, 359842371), (183, 119947457), (427, 51406053), (787, 27891213), (1281, 17135351), (2361, 9297071), (5509, 3984459), (16527, 1328153), (21773, 1008147), (48007, 457233), (65319, 336049), (144021, 152411)]