21000634458

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{3089}}^1\times {\mathrm{21379}}^1$

素因数の和:24526

約数の個数: 32

約数和(自身を含む): 42809601600

約数和(自身を除く): 21808967142

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 3089, 6178, 9267, 18534, 21379, 42758, 64137, 128274, 163717, 327434, 491151, 982302, 1133087, 2266174, 3399261, 6798522, 66039731, 132079462, 198119193, 396238386, 3500105743, 7000211486, 10500317229, 21000634458]

約数ペア:

[(1, 21000634458), (2, 10500317229), (3, 7000211486), (6, 3500105743), (53, 396238386), (106, 198119193), (159, 132079462), (318, 66039731), (3089, 6798522), (6178, 3399261), (9267, 2266174), (18534, 1133087), (21379, 982302), (42758, 491151), (64137, 327434), (128274, 163717)]