21449202430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{8861}}^1$

素因数の和:9405

約数の個数: 64

約数和(自身を含む): 42380210880

約数和(自身を除く): 20931008450

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 491, 493, 982, 986, 2455, 2465, 4910, 4930, 8347, 8861, 14239, 16694, 17722, 28478, 41735, 44305, 71195, 83470, 88610, 142390, 150637, 242063, 256969, 301274, 484126, 513938, 753185, 1210315, 1284845, 1506370, 2420630, 2569690, 4350751, 4368473, 8701502, 8736946, 21753755, 21842365, 43507510, 43684730, 73962767, 126171779, 147925534, 252343558, 369813835, 630858895, 739627670, 1261717790, 2144920243, 4289840486, 10724601215, 21449202430]

約数ペア:

[(1, 21449202430), (2, 10724601215), (5, 4289840486), (10, 2144920243), (17, 1261717790), (29, 739627670), (34, 630858895), (58, 369813835), (85, 252343558), (145, 147925534), (170, 126171779), (290, 73962767), (491, 43684730), (493, 43507510), (982, 21842365), (986, 21753755), (2455, 8736946), (2465, 8701502), (4910, 4368473), (4930, 4350751), (8347, 2569690), (8861, 2420630), (14239, 1506370), (16694, 1284845), (17722, 1210315), (28478, 753185), (41735, 513938), (44305, 484126), (71195, 301274), (83470, 256969), (88610, 242063), (142390, 150637)]