21712511996

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{577399}}^1$

素因数の和:577506

約数の個数: 48

約数和(自身を含む): 46561536000

約数和(自身を除く): 24849024004

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 79, 119, 158, 238, 316, 476, 553, 1106, 1343, 2212, 2686, 5372, 9401, 18802, 37604, 577399, 1154798, 2309596, 4041793, 8083586, 9815783, 16167172, 19631566, 39263132, 45614521, 68710481, 91229042, 137420962, 182458084, 274841924, 319301647, 638603294, 775446857, 1277206588, 1550893714, 3101787428, 5428127999, 10856255998, 21712511996]

約数ペア:

[(1, 21712511996), (2, 10856255998), (4, 5428127999), (7, 3101787428), (14, 1550893714), (17, 1277206588), (28, 775446857), (34, 638603294), (68, 319301647), (79, 274841924), (119, 182458084), (158, 137420962), (238, 91229042), (316, 68710481), (476, 45614521), (553, 39263132), (1106, 19631566), (1343, 16167172), (2212, 9815783), (2686, 8083586), (5372, 4041793), (9401, 2309596), (18802, 1154798), (37604, 577399)]