21503460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1105

約数の個数: 96

約数和(自身を含む): 67866624

約数和(自身を除く): 46363164

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 465, 620, 660, 682, 930, 1023, 1051, 1364, 1705, 1860, 2046, 2102, 3153, 3410, 4092, 4204, 5115, 5255, 6306, 6820, 10230, 10510, 11561, 12612, 15765, 20460, 21020, 23122, 31530, 32581, 34683, 46244, 57805, 63060, 65162, 69366, 97743, 115610, 130324, 138732, 162905, 173415, 195486, 231220, 325810, 346830, 358391, 390972, 488715, 651620, 693660, 716782, 977430, 1075173, 1433564, 1791955, 1954860, 2150346, 3583910, 4300692, 5375865, 7167820, 10751730, 21503460]

約数ペア:

[(1, 21503460), (2, 10751730), (3, 7167820), (4, 5375865), (5, 4300692), (6, 3583910), (10, 2150346), (11, 1954860), (12, 1791955), (15, 1433564), (20, 1075173), (22, 977430), (30, 716782), (31, 693660), (33, 651620), (44, 488715), (55, 390972), (60, 358391), (62, 346830), (66, 325810), (93, 231220), (110, 195486), (124, 173415), (132, 162905), (155, 138732), (165, 130324), (186, 115610), (220, 97743), (310, 69366), (330, 65162), (341, 63060), (372, 57805), (465, 46244), (620, 34683), (660, 32581), (682, 31530), (930, 23122), (1023, 21020), (1051, 20460), (1364, 15765), (1705, 12612), (1860, 11561), (2046, 10510), (2102, 10230), (3153, 6820), (3410, 6306), (4092, 5255), (4204, 5115)]