2154810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 6119424

約数和(自身を除く): 3964614

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 331, 434, 465, 651, 662, 930, 993, 1085, 1302, 1655, 1986, 2170, 2317, 3255, 3310, 4634, 4965, 6510, 6951, 9930, 10261, 11585, 13902, 20522, 23170, 30783, 34755, 51305, 61566, 69510, 71827, 102610, 143654, 153915, 215481, 307830, 359135, 430962, 718270, 1077405, 2154810]

約数ペア:

[(1, 2154810), (2, 1077405), (3, 718270), (5, 430962), (6, 359135), (7, 307830), (10, 215481), (14, 153915), (15, 143654), (21, 102610), (30, 71827), (31, 69510), (35, 61566), (42, 51305), (62, 34755), (70, 30783), (93, 23170), (105, 20522), (155, 13902), (186, 11585), (210, 10261), (217, 9930), (310, 6951), (331, 6510), (434, 4965), (465, 4634), (651, 3310), (662, 3255), (930, 2317), (993, 2170), (1085, 1986), (1302, 1655)]