421910244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{21193}}^1$

素因数の和:21289

約数の個数: 72

約数和(自身を含む): 1234338560

約数和(自身を除く): 812428316

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1106, 1422, 1659, 2212, 2844, 3318, 4977, 6636, 9954, 19908, 21193, 42386, 63579, 84772, 127158, 148351, 190737, 254316, 296702, 381474, 445053, 593404, 762948, 890106, 1335159, 1674247, 1780212, 2670318, 3348494, 5022741, 5340636, 6696988, 10045482, 11719729, 15068223, 20090964, 23439458, 30136446, 35159187, 46878916, 60272892, 70318374, 105477561, 140636748, 210955122, 421910244]

約数ペア:

[(1, 421910244), (2, 210955122), (3, 140636748), (4, 105477561), (6, 70318374), (7, 60272892), (9, 46878916), (12, 35159187), (14, 30136446), (18, 23439458), (21, 20090964), (28, 15068223), (36, 11719729), (42, 10045482), (63, 6696988), (79, 5340636), (84, 5022741), (126, 3348494), (158, 2670318), (237, 1780212), (252, 1674247), (316, 1335159), (474, 890106), (553, 762948), (711, 593404), (948, 445053), (1106, 381474), (1422, 296702), (1659, 254316), (2212, 190737), (2844, 148351), (3318, 127158), (4977, 84772), (6636, 63579), (9954, 42386), (19908, 21193)]