21644532

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6607}}^1$

素因数の和:6637

約数の個数: 72

約数和(自身を含む): 67348736

約数和(自身を除く): 45704204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6607, 13214, 19821, 26428, 39642, 46249, 59463, 79284, 85891, 92498, 118926, 138747, 171782, 184996, 237852, 257673, 277494, 343564, 416241, 515346, 554988, 601237, 773019, 832482, 1030692, 1202474, 1546038, 1664964, 1803711, 2404948, 3092076, 3607422, 5411133, 7214844, 10822266, 21644532]

約数ペア:

[(1, 21644532), (2, 10822266), (3, 7214844), (4, 5411133), (6, 3607422), (7, 3092076), (9, 2404948), (12, 1803711), (13, 1664964), (14, 1546038), (18, 1202474), (21, 1030692), (26, 832482), (28, 773019), (36, 601237), (39, 554988), (42, 515346), (52, 416241), (63, 343564), (78, 277494), (84, 257673), (91, 237852), (117, 184996), (126, 171782), (156, 138747), (182, 118926), (234, 92498), (252, 85891), (273, 79284), (364, 59463), (468, 46249), (546, 39642), (819, 26428), (1092, 19821), (1638, 13214), (3276, 6607)]