21316470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{853}}^1$

素因数の和:894

約数の個数: 96

約数和(自身を含む): 63086688

約数和(自身を除く): 41770218

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 119, 147, 170, 210, 238, 245, 255, 294, 357, 490, 510, 595, 714, 735, 833, 853, 1190, 1470, 1666, 1706, 1785, 2499, 2559, 3570, 4165, 4265, 4998, 5118, 5971, 8330, 8530, 11942, 12495, 12795, 14501, 17913, 24990, 25590, 29002, 29855, 35826, 41797, 43503, 59710, 72505, 83594, 87006, 89565, 101507, 125391, 145010, 179130, 203014, 208985, 217515, 250782, 304521, 417970, 435030, 507535, 609042, 626955, 710549, 1015070, 1253910, 1421098, 1522605, 2131647, 3045210, 3552745, 4263294, 7105490, 10658235, 21316470]

約数ペア:

[(1, 21316470), (2, 10658235), (3, 7105490), (5, 4263294), (6, 3552745), (7, 3045210), (10, 2131647), (14, 1522605), (15, 1421098), (17, 1253910), (21, 1015070), (30, 710549), (34, 626955), (35, 609042), (42, 507535), (49, 435030), (51, 417970), (70, 304521), (85, 250782), (98, 217515), (102, 208985), (105, 203014), (119, 179130), (147, 145010), (170, 125391), (210, 101507), (238, 89565), (245, 87006), (255, 83594), (294, 72505), (357, 59710), (490, 43503), (510, 41797), (595, 35826), (714, 29855), (735, 29002), (833, 25590), (853, 24990), (1190, 17913), (1470, 14501), (1666, 12795), (1706, 12495), (1785, 11942), (2499, 8530), (2559, 8330), (3570, 5971), (4165, 5118), (4265, 4998)]