21586194

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2557}}^1$

素因数の和:2639

約数の個数: 48

約数和(自身を含む): 54270528

約数和(自身を除く): 32684334

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2557, 2814, 4221, 5114, 7671, 8442, 15342, 17899, 23013, 35798, 46026, 53697, 107394, 161091, 171319, 322182, 342638, 513957, 1027914, 1199233, 1541871, 2398466, 3083742, 3597699, 7195398, 10793097, 21586194]

約数ペア:

[(1, 21586194), (2, 10793097), (3, 7195398), (6, 3597699), (7, 3083742), (9, 2398466), (14, 1541871), (18, 1199233), (21, 1027914), (42, 513957), (63, 342638), (67, 322182), (126, 171319), (134, 161091), (201, 107394), (402, 53697), (469, 46026), (603, 35798), (938, 23013), (1206, 17899), (1407, 15342), (2557, 8442), (2814, 7671), (4221, 5114)]