21467702984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3343}}^1\times {\mathrm{8821}}^1$

素因数の和:12190

約数の個数: 64

約数和(自身を含む): 49561290240

約数和(自身を除く): 28093587256

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 3343, 6686, 8821, 13372, 17642, 23401, 26744, 35284, 43459, 46802, 61747, 70568, 86918, 93604, 114673, 123494, 173836, 187208, 229346, 246988, 304213, 347672, 458692, 493976, 608426, 802711, 917384, 1216852, 1605422, 2433704, 3210844, 6421688, 29488603, 58977206, 117954412, 206420221, 235908824, 383351839, 412840442, 766703678, 825680884, 1533407356, 1651361768, 2683462873, 3066814712, 5366925746, 10733851492, 21467702984]

約数ペア:

[(1, 21467702984), (2, 10733851492), (4, 5366925746), (7, 3066814712), (8, 2683462873), (13, 1651361768), (14, 1533407356), (26, 825680884), (28, 766703678), (52, 412840442), (56, 383351839), (91, 235908824), (104, 206420221), (182, 117954412), (364, 58977206), (728, 29488603), (3343, 6421688), (6686, 3210844), (8821, 2433704), (13372, 1605422), (17642, 1216852), (23401, 917384), (26744, 802711), (35284, 608426), (43459, 493976), (46802, 458692), (61747, 347672), (70568, 304213), (86918, 246988), (93604, 229346), (114673, 187208), (123494, 173836)]