21436030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 50676192

約数和(自身を除く): 29240162

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 49, 55, 70, 77, 82, 97, 98, 110, 154, 194, 205, 245, 287, 385, 410, 451, 485, 490, 539, 574, 679, 770, 902, 970, 1067, 1078, 1358, 1435, 2009, 2134, 2255, 2695, 2870, 3157, 3395, 3977, 4018, 4510, 4753, 5335, 5390, 6314, 6790, 7469, 7954, 9506, 10045, 10670, 14938, 15785, 19885, 20090, 22099, 23765, 27839, 31570, 37345, 39770, 43747, 44198, 47530, 52283, 55678, 74690, 87494, 104566, 110495, 139195, 194873, 218735, 220990, 261415, 278390, 306229, 389746, 437470, 522830, 612458, 974365, 1531145, 1948730, 2143603, 3062290, 4287206, 10718015, 21436030]

約数ペア:

[(1, 21436030), (2, 10718015), (5, 4287206), (7, 3062290), (10, 2143603), (11, 1948730), (14, 1531145), (22, 974365), (35, 612458), (41, 522830), (49, 437470), (55, 389746), (70, 306229), (77, 278390), (82, 261415), (97, 220990), (98, 218735), (110, 194873), (154, 139195), (194, 110495), (205, 104566), (245, 87494), (287, 74690), (385, 55678), (410, 52283), (451, 47530), (485, 44198), (490, 43747), (539, 39770), (574, 37345), (679, 31570), (770, 27839), (902, 23765), (970, 22099), (1067, 20090), (1078, 19885), (1358, 15785), (1435, 14938), (2009, 10670), (2134, 10045), (2255, 9506), (2695, 7954), (2870, 7469), (3157, 6790), (3395, 6314), (3977, 5390), (4018, 5335), (4510, 4753)]