21916194

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 48660480

約数和(自身を除く): 26744286

約数列:

[1, 2, 3, 6, 23, 31, 46, 47, 62, 69, 93, 94, 109, 138, 141, 186, 218, 282, 327, 654, 713, 1081, 1426, 1457, 2139, 2162, 2507, 2914, 3243, 3379, 4278, 4371, 5014, 5123, 6486, 6758, 7521, 8742, 10137, 10246, 15042, 15369, 20274, 30738, 33511, 67022, 77717, 100533, 117829, 155434, 158813, 201066, 233151, 235658, 317626, 353487, 466302, 476439, 706974, 952878, 3652699, 7305398, 10958097, 21916194]

約数ペア:

[(1, 21916194), (2, 10958097), (3, 7305398), (6, 3652699), (23, 952878), (31, 706974), (46, 476439), (47, 466302), (62, 353487), (69, 317626), (93, 235658), (94, 233151), (109, 201066), (138, 158813), (141, 155434), (186, 117829), (218, 100533), (282, 77717), (327, 67022), (654, 33511), (713, 30738), (1081, 20274), (1426, 15369), (1457, 15042), (2139, 10246), (2162, 10137), (2507, 8742), (2914, 7521), (3243, 6758), (3379, 6486), (4278, 5123), (4371, 5014)]