21000496965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{5851}}^1\times {\mathrm{34183}}^1$

素因数の和:40049

約数の個数: 32

約数和(自身を含む): 38408595456

約数和(自身を除く): 17408098491

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 5851, 17553, 29255, 34183, 40957, 87765, 102549, 122871, 170915, 204785, 239281, 512745, 614355, 717843, 1196405, 3589215, 200004733, 600014199, 1000023665, 1400033131, 3000070995, 4200099393, 7000165655, 21000496965]

約数ペア:

[(1, 21000496965), (3, 7000165655), (5, 4200099393), (7, 3000070995), (15, 1400033131), (21, 1000023665), (35, 600014199), (105, 200004733), (5851, 3589215), (17553, 1196405), (29255, 717843), (34183, 614355), (40957, 512745), (87765, 239281), (102549, 204785), (122871, 170915)]